diff --git a/libguestfs.spec b/libguestfs.spec
index a7e2223..639ab33 100644
--- a/libguestfs.spec
+++ b/libguestfs.spec
@@ -706,7 +706,7 @@ else
   # https://lists.fedorahosted.org/archives/list/koji-devel@lists.fedorahosted.org/thread/ZIBY53JAURLT3QRBBJIJJ7EZWLZDE3TI/
   # -n 1 because of RHBZ#980502.
   dirs=
-  for d in /var/cache/{dnf,libdnf5,yum} ; do
+  for d in /hermetic_repo /var/cache/{dnf,libdnf5,yum} ; do
     if test -d $d ; then dirs="$dirs $d" ; fi
   done
   test -n "$dirs"