--- rpm-4.19.0/macros.in.orig	2023-10-09 16:49:43.041643296 +0200
+++ rpm-4.19.0/macros.in	2023-10-09 16:50:04.355765964 +0200
@@ -265,7 +265,7 @@
 %_srcrpmdir		%{_topdir}/SRPMS
 
 #	The directory where buildroots will be created.
-%_buildrootdir		%{_topdir}/BUILDROOT
+%_buildrootdir		%{_tmppath}
 
 #	Build root path, where %install installs the package during build.
 %buildroot		%{_buildrootdir}/%{NAME}-%{VERSION}-%{RELEASE}.%{_arch}