diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index d59b95e..159d4ad 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -6,6 +6,7 @@ pkg_check_modules(RPM REQUIRED rpm)
 pkg_check_modules(SQLITE3 REQUIRED sqlite3)
 pkg_check_modules(LIBUNWIND REQUIRED libunwind)
 pkg_check_modules(LIBDW REQUIRED libdw)
+pkg_check_modules(LIBXML2 REQUIRED libxml-2.0)
 find_library(LIBIBERTY NAMES iberty)
 
 include_directories(include)
@@ -44,11 +45,19 @@ target_link_libraries(distromatic
   ${RPM_LIBRARIES}
   ${ZLIB_LIBRARIES}
   ${SQLITE3_LIBRARIES}
+  ${LIBREPO_LIBRARIES}
+  ${LIBXML2_LIBRARIES}
   ${LIBUNWIND_LIBRARIES}
   ${LIBDW_LIBRARIES}
   ${LIBIBERTY}
 )
-target_include_directories(distromatic PUBLIC ${RPM_INCLUDE_DIRS} ${LIBUNWIND_INCLUDE_DIRS})
+target_include_directories(distromatic PUBLIC
+   ${RPM_INCLUDE_DIRS}
+   ${LIBREPO_INCLUDE_DIRS}
+   ${LIBXML2_INCLUDE_DIRS}
+   ${LIBUNWIND_INCLUDE_DIRS}
+)
+
 #
 # NOTE: -fno-toplevel-reorder required to prevent Sqlite3 weird problems
 #
@@ -68,11 +77,18 @@ target_link_libraries(distroquery
   ${RPM_LIBRARIES}
   ${ZLIB_LIBRARIES}
   ${SQLITE3_LIBRARIES}
+  ${LIBREPO_LIBRARIES}
+  ${LIBXML2_LIBRARIES}
   ${LIBUNWIND_LIBRARIES}
   ${LIBDW_LIBRARIES}
   ${LIBIBERTY}
 )
-target_include_directories(distroquery PUBLIC ${RPM_INCLUDE_DIRS} ${LIBUNWIND_INCLUDE_DIRS})
+target_include_directories(distroquery PUBLIC
+  ${RPM_INCLUDE_DIRS}
+  ${LIBREPO_INCLUDE_DIRS}
+  ${LIBXML2_INCLUDE_DIRS}
+  ${LIBUNWIND_INCLUDE_DIRS}
+)
 
 install(
   TARGETS distromatic
diff --git a/src/functions.c b/src/functions.c
index e863008..05bd673 100644
--- a/src/functions.c
+++ b/src/functions.c
@@ -244,10 +244,12 @@ struct configTag* read_configuration(const char *confFile)
                     curraltrep++;
                } else if (!strcmp(vartok, "HTML_DIR")) {
                     currconfigtag->html_dir = (char *) strdup(valuetok);
-               } else if (!strcmp(vartok, "DOWNLOAD_PREFIX")) {
+							 } else if (!strcmp(vartok, "DOWNLOAD_PREFIX")) {
                     currconfigtag->download_prefix = (char *) strdup(valuetok);
                } else if (!strcmp(vartok, "DOWNLOAD_DIR")) {
                     currconfigtag->download_dir = (char *) strdup(valuetok);
+							 } else if (!strcmp(vartok, "REPODATA_URL")) {
+	                  currconfigtag->repodata_url = (char *) strdup(valuetok);
                } else if (!strcmp(vartok, "SHOWFILE_PREFIX")) {
                     currconfigtag->showfile_prefix = (char *) strdup(valuetok);
                } else if (!strcmp(vartok, "REPOSITORY_SOURCE_DIR")) {
diff --git a/src/headerlist.c b/src/headerlist.c
index 08c68df..775497b 100644
--- a/src/headerlist.c
+++ b/src/headerlist.c
@@ -1,7 +1,7 @@
 /*
  * distromatic - tool for RPM based repositories
  *
- * Copyright (C) 2004-2020 by Silvan Calarco <silvan.calarco@mambasoft.it>
+ * Copyright (C) 2004-2021 by Silvan Calarco <silvan.calarco@mambasoft.it>
  * Copyright (C) 2006 by Davide Madrisan <davide.madrisan@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify it under
@@ -21,6 +21,10 @@
 #include <assert.h>
 #include <dirent.h>
 
+#include <librepo/librepo.h>
+#include <zlib.h>
+#include <libxml/parser.h>
+
 #ifndef H_RPMLIB
 # include <rpm/rpmlib.h>
 #endif
@@ -607,20 +611,350 @@ findOrCreateFileGroupListEntry(struct fileGroupList* *first,char* name, int arch
    return newf;
 }
 
+struct repoData {
+  char *dir;
+  char *primary;
+  xmlDoc *primary_doc;
+  long primary_size;
+  char *filelists;
+  xmlDoc *filelists_doc;
+  long filelists_size;
+  char *other;
+  xmlDoc *other_doc;
+  long other_size;
+};
+
+xmlDoc* parseRepodataXmlGz(char* filename, long size_open) {
+   xmlDoc *doc = NULL;
+   gzFile gzIn;
+
+   gzIn = gzopen(filename, "r");
+   if (gzIn == NULL) {
+      logmsg(LOG_ERROR, "error opening file: %", filename);
+   } else {
+      char *buffer = malloc(size_open);
+      gzread(gzIn, buffer, size_open);
+      gzclose(gzIn);
+      doc = xmlReadMemory(buffer, size_open, "noname.xml", NULL, 0);
+      free(buffer);
+   }
+   return doc;
+}
+
+struct repoData* getRepodata(char *repodata_url, char *arch) {
+    gboolean ret;
+    LrHandle *h;
+    LrResult *r;
+    LrYumRepoMd *repomd;
+    char *download_list[] = LR_RPMMD_BASEXML;
+    char *urls[] = { NULL, NULL };
+    GError *tmp_err = NULL;
+    struct repoData *repodata;
+
+    urls[0] = malloc(PATH_MAX);
+    if (!arch)
+       snprintf(urls[0], PATH_MAX, "%s/SRPMS.base/", repodata_url);
+    else
+       snprintf(urls[0], PATH_MAX, "%s/RPMS.%s/", repodata_url, arch);
+
+    h = lr_handle_init();
+    r = lr_result_init();
+
+    lr_handle_setopt(h, NULL, LRO_URLS, urls);
+    lr_handle_setopt(h, NULL, LRO_REPOTYPE, LR_YUMREPO);
+    lr_handle_setopt(h, NULL, LRO_YUMDLIST, download_list);
+
+    // Create temporary directory
+    char template[] = "/tmp/distromatic.tmp.XXXXXX";
+    char *dir_name = mkdtemp(template);
+    if(dir_name == NULL)
+    {
+            perror("mkdtemp failed: ");
+            return NULL;
+    }
+    repodata = malloc(sizeof(struct repoData));
+    repodata->dir = strdup(dir_name);
+    lr_handle_setopt(h, NULL, LRO_DESTDIR, dir_name);
+
+    ret = lr_handle_perform(h, r, &tmp_err);
+    if (!ret) {
+        logmsg(LOG_ERROR, "cannot get repodata: %d: %s\n",
+                tmp_err->code, tmp_err->message);
+        g_error_free(tmp_err);
+        lr_result_free(r);
+        lr_handle_free(h);
+        return NULL;
+    }
+
+    lr_result_getinfo(r, &tmp_err, LRR_YUM_REPOMD, &repomd);
+
+    if (!tmp_err) {
+        char filename[PATH_MAX];
+        for (GSList *elem = repomd->records; elem; elem = g_slist_next(elem)) {
+            LrYumRepoMdRecord *rec = (LrYumRepoMdRecord *) elem->data;
+            if (!strcmp(rec->type, "primary")) {
+                repodata->primary = strdup(rec->location_href);
+                snprintf(filename, PATH_MAX, "%s/%s", repodata->dir,
+                   repodata->primary);
+                repodata->primary_doc = parseRepodataXmlGz(filename,
+                   rec->size_open);
+            } else if (!strcmp(rec->type, "filelists")) {
+                repodata->filelists = strdup(rec->location_href);
+                snprintf(filename, PATH_MAX, "%s/%s", repodata->dir,
+                   repodata->filelists);
+                repodata->filelists_doc = parseRepodataXmlGz(filename,
+                   rec->size_open);
+            } else if (!strcmp(rec->type, "other")) {
+                repodata->other = strdup(rec->location_href);
+                snprintf(filename, PATH_MAX, "%s/%s", repodata->dir,
+                   repodata->other);
+                repodata->other_doc = parseRepodataXmlGz(filename,
+                   rec->size_open);
+            }
+            /*printf(" Type: %s\n", rec->type);
+            printf(" Location href: %s\n", rec->location_href);
+            if (rec->location_base)
+                printf(" Location base: %s\n", rec->location_base);
+            if (rec->checksum)
+                printf(" Checksum: %s\n", rec->checksum);
+            if (rec->checksum_type)
+                printf(" Checksum type: %s\n", rec->checksum_type);
+            if (rec->checksum_open)
+                printf(" Checksum open: %s\n", rec->checksum_open);
+            if (rec->checksum_open_type)
+                printf(" Checksum open type: %s\n", rec->checksum_open_type);
+            if (rec->timestamp > 0)
+                printf(" Timestamp: %"G_GINT64_FORMAT"\n", rec->timestamp);
+            if (rec->size > 0)
+                printf(" Size: %"G_GINT64_FORMAT"\n", rec->size);
+            if (rec->size_open > 0)
+                printf(" Size open: %"G_GINT64_FORMAT"\n", rec->size_open);
+            if (rec->db_version > 0)
+                printf(" Db version: %d\n", rec->db_version);
+            printf("------------------------------------------------\n");*/
+        }
+    }
+
+    lr_result_free(r);
+    lr_handle_free(h);
+
+    return repodata;
+}
+
+void cleanRepodata(struct repoData *repodata) {
+    char filename[PATH_MAX];
+
+    if (!repodata) return;
+
+    if (repodata->dir) {
+       if (repodata->primary) {
+          snprintf(filename, PATH_MAX, "%s/%s", repodata->dir,
+             repodata->primary);
+          unlink(filename);
+          free(repodata->primary);
+          xmlFreeDoc(repodata->primary_doc);
+       }
+       if (repodata->filelists) {
+          snprintf(filename, PATH_MAX, "%s/%s", repodata->dir,
+             repodata->filelists);
+          unlink(filename);
+          free(repodata->filelists);
+          xmlFreeDoc(repodata->filelists_doc);
+       }
+       if (repodata->other) {
+          snprintf(filename, PATH_MAX, "%s/%s", repodata->dir,
+             repodata->other);
+          unlink(filename);
+          free(repodata->other);
+          xmlFreeDoc(repodata->other_doc);
+       }
+       snprintf(filename, PATH_MAX, "%s/repodata/repomd.xml", repodata->dir);
+       unlink(filename);
+       snprintf(filename, PATH_MAX, "%s/repodata", repodata->dir);
+       rmdir(filename);
+       rmdir(repodata->dir);
+       free(repodata->dir);
+    }
+    free(repodata);
+}
+
+/**
+ * print_element_names:
+ * @a_node: the initial xml node to consider.
+ *
+ * Prints the names of the all the xml elements
+ * that are siblings or children of a given xml node.
+ */
+static void
+print_element_names(xmlNode * a_node, int level)
+{
+    xmlNode *cur_node = NULL;
+    char *str = malloc(level + 1);
+    char *ptr = str;
+
+    for (int i=0; i < level; i++) {
+      *ptr ++ = ' ';
+    }
+    *ptr = 0;
+    for (cur_node = a_node; cur_node; cur_node = cur_node->next) {
+        if (cur_node->type == XML_ELEMENT_NODE) {
+            if (cur_node->children && cur_node->children->content)
+               printf("%snode type: Element, name: %s, content: %s\n", str,
+                  cur_node->name, XML_GET_CONTENT(cur_node->children));
+            else
+               printf("%snode type: Element, name: %s\n", str, cur_node->name);
+            if (cur_node->properties) {
+              xmlAttr* attribute = cur_node->properties;
+               while(attribute && attribute->name && attribute->children)
+              {
+                xmlChar* value = xmlNodeListGetString(cur_node->doc, attribute->children, 1);
+                printf ("%s | attribute %s: %s\n", str, attribute->name, value);
+                xmlFree(value);
+                attribute = attribute->next;
+              }
+            }
+        }
+        print_element_names(cur_node->children, level + 1);
+    }
+}
+
+xmlChar* findXMLAttributeByName(xmlNode *node, char* name) {
+  xmlAttr* attribute = node->properties;
+  while(attribute && attribute->name && attribute->children)
+  {
+     if (!strcmp((char*)attribute->name, name)) {
+       xmlChar* value = xmlNodeListGetString(node->doc, attribute->children, 1);
+       return value;
+     }
+     attribute = attribute->next;
+  }
+  return NULL;
+}
+
+xmlNode* findXMLPropertyByName(xmlNode *node, char* name) {
+  xmlNode *props_node = NULL;
+
+  for (props_node = node->children; props_node; props_node = props_node->next) {
+     if (props_node->type == XML_ELEMENT_NODE && !strcmp((char*)props_node->name, name))
+        return props_node;
+  }
+  return NULL;
+}
+
+xmlNode* findXMLPackageByName(xmlNode *root_node, char* name) {
+    xmlNode *package_node = NULL;
+    xmlNode *props_node = NULL;
+    for (package_node = root_node->children; package_node; package_node = package_node->next) {
+      if (!strcmp((char*)package_node->name, "package")) {
+        for (props_node = package_node->children; props_node; props_node = props_node->next) {
+            if (props_node->type == XML_ELEMENT_NODE && !strcmp((char*)props_node->name, "name")) {
+               if (props_node->children && !strcmp((char*)props_node->children, name))
+                  return package_node;
+               break;
+            }
+        }
+        xmlChar* value = findXMLAttributeByName(package_node, "name");
+        if (value) {
+          if (!strcmp((char*)value, name)) {
+            xmlFree(value);
+            return package_node;
+          }
+          xmlFree(value);
+        }
+      }
+    }
+    return NULL;
+}
+
 static long sourceid = 0;
 
+void addNewToSourceHeaderList(struct headerSourceList **headersourcelist,
+  struct headerSourceList *newheadersourcelist, struct configTag *ct,
+  int altrepository) {
+
+   struct headerSourceList *currheadersourcelist = NULL;
+   struct headerSourceList *prevheadersourcelist;
+   char warning[PATH_MAX];
+
+   /* if main repository (altrepository=0) packages are inserted sequentially
+    * otherwise the list is scanned and packages are inserted alphabetically */
+   if (!altrepository) {
+      if (currheadersourcelist) {
+         currheadersourcelist->next = newheadersourcelist;
+      }
+     currheadersourcelist = newheadersourcelist;
+   } else { /* altrepository */
+     currheadersourcelist = *headersourcelist;
+     prevheadersourcelist = NULL;
+     while ((currheadersourcelist) &&
+           (strcasecmp(currheadersourcelist->name,newheadersourcelist->name) < 0)) {
+        prevheadersourcelist = currheadersourcelist;
+        currheadersourcelist = currheadersourcelist->next;
+     }
+
+     if ((currheadersourcelist) &&
+        (!strcmp(currheadersourcelist->name,newheadersourcelist->name))) {
+        /* the package is both in main and alternate repositories.
+           override main repository package */
+       if ((currheadersourcelist->epoch > newheadersourcelist->epoch) ||
+          ((currheadersourcelist->epoch == newheadersourcelist->epoch) &&
+          (rpmvercmp(currheadersourcelist->version,
+            newheadersourcelist->version) > 0)) ||
+            ((currheadersourcelist->epoch == newheadersourcelist->epoch) &&
+          (rpmvercmp(currheadersourcelist->version,
+            newheadersourcelist->version) == 0) &&
+            (rpmvercmp(currheadersourcelist->release,
+              newheadersourcelist->release) >= 0))) {
+          if (ct->repository_level == altrepository) {
+             snprintf(warning, PATH_MAX, "is older or same release of upstream package in %s (%ld:%s-%s <= %ld:%s-%s)",
+                ct->repository[currheadersourcelist->altrepository]->tag,
+                newheadersourcelist->epoch,
+                newheadersourcelist->version,
+                newheadersourcelist->release,
+                currheadersourcelist->epoch,
+                currheadersourcelist->version,
+                currheadersourcelist->release);
+             logmsg(LOG_WARNING,
+                "%s(source,%s): %s",
+                newheadersourcelist->name,
+                ct->repository[newheadersourcelist->altrepository]->tag,
+                   warning);
+                addWarning(newheadersourcelist, warning);
+           }
+        }
+       newheadersourcelist->next = currheadersourcelist->next;
+       /* overriden package is not deallocated but referenced with currheadersourcelist->old */
+       newheadersourcelist->old=currheadersourcelist;
+       newheadersourcelist->old->updatingparent=newheadersourcelist;
+    } else {
+       /* add the new package to the list */
+       newheadersourcelist->next = currheadersourcelist;
+    }
+    if (prevheadersourcelist) {
+       prevheadersourcelist->next = newheadersourcelist;
+    } else {
+       *headersourcelist = newheadersourcelist;
+    }
+  } /* altrepository */
+
+  if (!*headersourcelist) {
+     /* set first pointer of the list */
+     *headersourcelist = newheadersourcelist;
+  }
+
+}
+
 int
 addToSourceHeaderList(struct headerSourceList **headersourcelist, struct configTag *ct,
                       int mode, int altrepository)
 {
      char *scanpath;
-     struct headerSourceList *currheadersourcelist = NULL, *newheadersourcelist,
-         *prevheadersourcelist;
+     struct headerSourceList *newheadersourcelist;
      struct dirent **namelist;
      struct changeLog *changelog;
      Header h;
      char filepath[bufsize + 1];
-     int n, j, arch, filenamescount, dirnamescount;
+     int n = 0, j, arch, filenamescount, dirnamescount;
      int_16 *fileflags;
      char **basenames, **dirnames, **usernames, **groupnames;
      const char* errstr;
@@ -628,188 +962,196 @@ addToSourceHeaderList(struct headerSourceList **headersourcelist, struct configT
      char **requireversion, **requirename;
      uint_32 *requireflags, *dirindexes;
      char warning[PATH_MAX];
-     rpmts ts = rpmtsCreate();
+     rpmts ts;
+     struct repoData* repodata = NULL;
 
      if (altrepository == ct->repository_level) {
         scanpath = ct->repository_source_dir;
+        if (ct->repodata_url) repodata = getRepodata(ct->repodata_url, NULL);
      } else if (altrepository == -1) {
         // non-incremental mode
         scanpath = ct->repository_source_dir;
         altrepository = 0;
+        if (ct->repodata_url) repodata = getRepodata(ct->repodata_url, NULL);
      } else {
         scanpath = ct->repository[altrepository]->repository_source_dir;
+        if (ct->repodata_url) repodata = getRepodata(ct->repository[altrepository]->repodata_url, NULL);
      }
-     assert(scanpath != NULL);
-     memcpy(filepath, scanpath, strlen(scanpath) + 1);
+     if (repodata) {
+        // Use repodata
+        //n = atoi((char*)findXMLPropertyByName(xmlDocGetRootElement(repodata->primary_doc), "packages"));
+        //xmlNode* packageNode = findXMLPackageByName(xmlDocGetRootElement(repodata->other_doc), "firefox");
+        //print_element_names(packageNode->children, 0);
+        xmlNode *package_node;
+        for (package_node = xmlDocGetRootElement(repodata->primary_doc)->children;
+            package_node; package_node = package_node->next) {
+           if (!strcmp((char*)package_node->name, "package")) {
+              newheadersourcelist = malloc(sizeof(struct headerSourceList));
+              if (newheadersourcelist == NULL) return 1;
 
-     logmsg(LOG_DEBUG, "scanning source directory '%s' (%d)", scanpath, altrepository);
-     n = scansdir(scanpath, &namelist, sourcerpmselector, scanrpmnamecmp);
-     if (n < 0) {
-          errstr = strerror(errno);
-          logmsg(LOG_ERROR, "cannot scan directory '%s' (%s)", scanpath, errstr);
-          return 1;
-     }
+              newheadersourcelist->next = NULL;
+              for (arch = 0; arch < ARCHS_MAX; arch++) {
+                 newheadersourcelist->firstchild[arch] = NULL;
+              }
+              newheadersourcelist->updatingparent = NULL;
+              newheadersourcelist->altrepository = altrepository;
+              newheadersourcelist->firstwarning = NULL;
+              newheadersourcelist->firstrebuild = NULL;
+              newheadersourcelist->old = NULL;
+              newheadersourcelist->id = ++sourceid;
 
-     int cnt;
-     for (cnt = 0; cnt < n; ++cnt) {
-         /* check for duplicates */
-         if ((cnt < n - 1) &&
-	     (!rpmnamecmp(namelist[cnt]->d_name,namelist[cnt+1]->d_name,0))) {
+              newheadersourcelist->name = strdup((char*)
+                 findXMLPropertyByName(package_node, "name")->children->content);
+              xmlNode *version = findXMLPropertyByName(package_node, "version");
+              newheadersourcelist->epoch = atoi((char*)findXMLAttributeByName(version, "epoch"));
+              newheadersourcelist->version = strdup((char*)findXMLAttributeByName(version, "ver"));
+              newheadersourcelist->release = strdup((char*)findXMLAttributeByName(version, "rel"));
+              newheadersourcelist->summary = strdup((char*)
+                 findXMLPropertyByName(package_node, "summary")->children->content);
+              newheadersourcelist->arch = strdup((char*)
+                 findXMLPropertyByName(package_node, "arch")->children->content);
+              // hl->buildarchs = headerGetStringEntry(h, RPMTAG_BUILDARCHS);
+              // hl->excludearch = headerGetStringEntry(h, RPMTAG_EXCLUDEARCH);
+              if (findXMLPropertyByName(package_node, "description")->children) {
+                newheadersourcelist->description = strdup((char*)
+                   findXMLPropertyByName(package_node, "description")->children->content);
+              }
+              char* packager = strdup((char*)
+                 findXMLPropertyByName(package_node, "packager")->children->content);
+              if (!packager) {
+                 logmsg(LOG_WARNING,"missing packager definition in package %s.",newheadersourcelist->name);
+                 newheadersourcelist->packager = NULL;
+              } else {
+                 newheadersourcelist->packager = getPackagerByName(packager,1);
+                 if (!newheadersourcelist->packager) {
+                    logmsg(LOG_WARNING,"cannot create '%s' packager for package %s.",
+                       packager, newheadersourcelist->name);
+                 }
+                 free(packager);
+              }
+              xmlNode *format = findXMLPropertyByName(package_node, "format");
+              newheadersourcelist->group = strdup((char*)
+                 findXMLPropertyByName(format, "group")->children->content);
+              newheadersourcelist->license = strdup((char*)
+                 findXMLPropertyByName(format, "license")->children->content);
+              //newheadersourcelist->source = strdup((char*)
+              newheadersourcelist->url = strdup((char*)
+                 findXMLPropertyByName(package_node, "url")->children->content);
+              if (!newheadersourcelist->url)
+                 logmsg(LOG_WARNING,"missing URL definition for package %s.",
+                 newheadersourcelist->name);
+              xmlNode *ptime = findXMLPropertyByName(package_node, "time");
+              newheadersourcelist->buildtime = atoi(
+                 (char*)findXMLAttributeByName(ptime, "build"));
+              xmlNode *psize = findXMLPropertyByName(package_node, "size");
+              newheadersourcelist->buildtime = atoi(
+                 (char*)findXMLAttributeByName(psize, "package"));
+              //hl->patch = headerGetStringArrayEntry(h, RPMTAG_PATCH, &count);
+
+              addNewToSourceHeaderList(headersourcelist,
+                 newheadersourcelist, ct, altrepository);
+           }
+        }
+
+        cleanRepodata(repodata);
+
+     } else {
+       // Scan local repository dir
+       ts = rpmtsCreate();
+       assert(scanpath != NULL);
+       memcpy(filepath, scanpath, strlen(scanpath) + 1);
+       logmsg(LOG_DEBUG, "scanning source directory '%s' (%d)", scanpath, altrepository);
+       n = scansdir(scanpath, &namelist, sourcerpmselector, scanrpmnamecmp);
+       if (n < 0) {
+            errstr = strerror(errno);
+            logmsg(LOG_ERROR, "cannot scan directory '%s' (%s)", scanpath, errstr);
+            return 1;
+       }
+       int cnt;
+       for (cnt = 0; cnt < n; ++cnt) {
+          /* check for duplicates */
+          if ((cnt < n - 1) &&
+               (!rpmnamecmp(namelist[cnt]->d_name,namelist[cnt+1]->d_name,0))) {
              logmsg(LOG_WARNING,"skipping old SRPM package %s",namelist[cnt]->d_name);
-	     cnt++;
-	 }
-         strcpy(&filepath[strlen(scanpath)], namelist[cnt]->d_name);
+             cnt++;
+          }
+          strcpy(&filepath[strlen(scanpath)], namelist[cnt]->d_name);
+          logmsg(LOG_DEBUG, "getting header for %s", filepath);
 
-        logmsg(LOG_DEBUG, "getting header for %s", filepath);
+          if (getHeader(&ts, filepath, &h)) {
+             errstr = strerror(errno);
+             logmsg(LOG_WARNING, "%s: unable to read header (%s); skipping.",
+                namelist[cnt]->d_name, errstr);
+          } else {
+             getPackageFiles(h, &dirindexes, &dirnames, &dirnamescount,
+                &basenames, &filenamescount, &usernames, &groupnames, &fileflags);
 
-    if (getHeader(&ts, filepath, &h)) {
-	    errstr = strerror(errno);
-            logmsg(LOG_WARNING,
-   	               "%s: unable to read header (%s); skipping.",namelist[cnt]->d_name, errstr);
-    } else {
-           getPackageFiles(h, &dirindexes, &dirnames, &dirnamescount,
-                           &basenames, &filenamescount,
-                           &usernames, &groupnames, &fileflags);
+             newheadersourcelist = malloc(sizeof(struct headerSourceList));
+             if (newheadersourcelist == NULL) return 1;
 
-           newheadersourcelist =
-               malloc(sizeof(struct headerSourceList));
-           if (newheadersourcelist == NULL) {
-                return 1;
-           }
+             newheadersourcelist->next = NULL;
+             for (arch = 0; arch < ARCHS_MAX; arch++) {
+                newheadersourcelist->firstchild[arch] = NULL;
+             }
+             newheadersourcelist->updatingparent = NULL;
+             newheadersourcelist->altrepository = altrepository;
+             newheadersourcelist->firstwarning = NULL;
+             newheadersourcelist->firstrebuild = NULL;
+             newheadersourcelist->old = NULL;
+             newheadersourcelist->id = ++sourceid;
 
-           newheadersourcelist->next = NULL;
-           for (arch = 0; arch < ARCHS_MAX; arch++) {
-              newheadersourcelist->firstchild[arch] = NULL;
-           }
-           newheadersourcelist->updatingparent = NULL;
-           newheadersourcelist->altrepository = altrepository;
-           newheadersourcelist->firstwarning = NULL;
-           newheadersourcelist->firstrebuild = NULL;
-           newheadersourcelist->old = NULL;
-           newheadersourcelist->id = ++sourceid;
+             getPackageInfoIntoHeaderSourceList(h, newheadersourcelist);
 
-           getPackageInfoIntoHeaderSourceList(h, newheadersourcelist);
+             getPackageRequires(h, &requirename, &requireflags, &requireversion,
+                &requirecount);
 
+             newheadersourcelist->dirindex = malloc(sizeof(int) * filenamescount);
+             if (!newheadersourcelist->dirindex) return 1;
 
-           getPackageRequires(h, &requirename, &requireflags,
-                              &requireversion, &requirecount);
+             memcpy(newheadersourcelist->dirindex, dirindexes,
+                sizeof(int) * filenamescount);
+             newheadersourcelist->dirname =
+                (char **) dupnargv(dirnames, dirnamescount);
+             newheadersourcelist->basename =
+                (char **) dupnargv(basenames, filenamescount);
+             newheadersourcelist->filenamecount = filenamescount;
+             newheadersourcelist->require = malloc(requirecount *
+                sizeof(struct Require *));
+             for (j=0; j < requirecount; j++) {
+                newheadersourcelist->require[j] = malloc(sizeof(struct Require));
+                newheadersourcelist->require[j]->name = requirename[j];
+                newheadersourcelist->require[j]->flags = requireflags[j];
+                newheadersourcelist->require[j]->version = requireversion[j];
+                newheadersourcelist->require[j]->resolved = NULL;
+             }
+             newheadersourcelist->requirecount = requirecount;
 
-           newheadersourcelist->dirindex =
-               malloc(sizeof(int) * filenamescount);
-           if (!newheadersourcelist->dirindex) {
-                return 1;
-           }
-           memcpy(newheadersourcelist->dirindex, dirindexes,
-               sizeof(int) * filenamescount);
-           newheadersourcelist->dirname =
-               (char **) dupnargv(dirnames, dirnamescount);
-           newheadersourcelist->basename =
-               (char **) dupnargv(basenames, filenamescount);
-           newheadersourcelist->filenamecount = filenamescount;
-
-	   newheadersourcelist->require = malloc(requirecount * sizeof(struct Require *));
-	   for (j=0; j < requirecount; j++) {
-	      newheadersourcelist->require[j] = malloc(sizeof(struct Require));
-              newheadersourcelist->require[j]->name = requirename[j];
-              newheadersourcelist->require[j]->flags = requireflags[j];
-              newheadersourcelist->require[j]->version = requireversion[j];
-	      newheadersourcelist->require[j]->resolved = NULL;
-	   }
-           newheadersourcelist->requirecount = requirecount;
-
-           if (mode & GENHEADER_CHANGELOG) {
+             if (mode & GENHEADER_CHANGELOG) {
                 changelog = getPackageChangelog(h, newheadersourcelist);
                 while (changelog) {
                    if ((!changelog->pkg) || (!changelog->text)) {
                       snprintf(warning, PATH_MAX, "missing changelog name and/or text");
                       logmsg(LOG_WARNING,
-                              "%s: missing changelog name and/or text",
-                              newheadersourcelist->name);
+                         "%s: missing changelog name and/or text",
+                         newheadersourcelist->name);
                       addWarning(newheadersourcelist, warning);
                    }
                    changelog = changelog->next;
                 }
-           } else {
-                newheadersourcelist->changelog = NULL;
-           }
+             } else {
+                  newheadersourcelist->changelog = NULL;
+             }
 
-           /* if main repository (altrepository=0) packages are inserted sequentially
-            * otherwise the list is scanned and packages are inserted alphabetically */
-           if (!altrepository) {
-                if (currheadersourcelist) {
-                     currheadersourcelist->next = newheadersourcelist;
-                }
-                currheadersourcelist = newheadersourcelist;
-           } else { /* altrepository */
-                currheadersourcelist = *headersourcelist;
-                prevheadersourcelist = NULL;
+             addNewToSourceHeaderList(headersourcelist,
+               newheadersourcelist, ct, altrepository);
 
-                while ((currheadersourcelist) &&
-                       (strcasecmp(currheadersourcelist->name,newheadersourcelist->name) < 0)) {
-                     prevheadersourcelist = currheadersourcelist;
-                     currheadersourcelist = currheadersourcelist->next;
-                 }
-
-                 if ((currheadersourcelist) &&
-                    (!strcmp(currheadersourcelist->name,newheadersourcelist->name))) {
- 		    /* the package is both in main and alternate repositories.
-		       override main repository package */
-                    if ((currheadersourcelist->epoch > newheadersourcelist->epoch) ||
-                        ((currheadersourcelist->epoch == newheadersourcelist->epoch) &&
-		         (rpmvercmp
-                         (currheadersourcelist->version,
-                          newheadersourcelist->version) > 0)) ||
-                        ((currheadersourcelist->epoch == newheadersourcelist->epoch) &&
-		         (rpmvercmp
-                         (currheadersourcelist->version,
-                          newheadersourcelist->version) == 0) &&
-                         (rpmvercmp
-                          (currheadersourcelist->release,
-                           newheadersourcelist->release) >= 0))
-			 ) {
-			     if (ct->repository_level == altrepository) {
-                                snprintf(warning, PATH_MAX, "is older or same release of upstream package in %s (%ld:%s-%s <= %ld:%s-%s)",
-                                   ct->repository[currheadersourcelist->altrepository]->tag,
-                                   newheadersourcelist->epoch,
-                                   newheadersourcelist->version,
-                                   newheadersourcelist->release,
-                                   currheadersourcelist->epoch,
-                                   currheadersourcelist->version,
-                                   currheadersourcelist->release);
-                                logmsg(LOG_WARNING,
-                                   "%s(source,%s): %s",
-                                   newheadersourcelist->name,
-                                   ct->repository[newheadersourcelist->altrepository]->tag,
-                                   warning);
-                                addWarning(newheadersourcelist, warning);
-                            }
-                       }
-		       newheadersourcelist->next = currheadersourcelist->next;
-		       /* overriden package is not deallocated but referenced with currheadersourcelist->old */
-		       newheadersourcelist->old=currheadersourcelist;
-		       newheadersourcelist->old->updatingparent=newheadersourcelist;
-                    } else {
-		       /* add the new package to the list */
-                       newheadersourcelist->next = currheadersourcelist;
-		    }
-                    if (prevheadersourcelist) {
-                       prevheadersourcelist->next = newheadersourcelist;
-                    } else {
-                       *headersourcelist = newheadersourcelist;
-                    }
-               }
-
-               if (!*headersourcelist) {
-                    /* set first pointer of the list */
-                    *headersourcelist = newheadersourcelist;
-           } /* altrepository */
-           (void) headerFree(h);
-       } // if getHeader()
-       free(namelist[cnt]);
-     } // for
-
-     free(namelist);
-     rpmtsFree(ts);
+             (void) headerFree(h);
+         } // if getHeader()
+         free(namelist[cnt]);
+       } // for
+       free(namelist);
+       rpmtsFree(ts);
+     }
      return 0;
 }
 
@@ -823,7 +1165,7 @@ generateSourceHeaderList(struct configTag *ct, int mode, int incremental)
         for (i = 0; i <= ct->repository_level; i++) {
            if (ct->repository[i]) {
               if (addToSourceHeaderList(headersourcelist, ct, mode, i)) {
-                 logmsg(LOG_ERROR,"Error scanning alternate SRPMs repository");
+                 logmsg(LOG_ERROR,"Error scanning SRPMs repository");
                  return 1;
               }
            } else {
@@ -832,11 +1174,10 @@ generateSourceHeaderList(struct configTag *ct, int mode, int incremental)
         }
      } else {
         if (addToSourceHeaderList(headersourcelist, ct, mode, -1)) {
-             logmsg(LOG_ERROR,"Error scanning alternate SRPMs repository");
+             logmsg(LOG_ERROR,"Error scanning SRPMs repository");
              return 1;
         }
      }
-
      return 0;
 }
 
diff --git a/src/include/config.h b/src/include/config.h
index 7ecd93d..a04d9a6 100644
--- a/src/include/config.h
+++ b/src/include/config.h
@@ -32,6 +32,7 @@ struct configTag {
      char *html_dir;
      char *download_prefix;
      char *download_dir;
+     char *repodata_url;
      char *showfile_prefix;
      char *arch[ARCHS_MAX];
      struct headerList *headerlist[ARCHS_MAX];