It appears it owns a dir it probably should not.
================= RESULTS ==================
================= UNINSTALL ================
Gathering list of files ...
Verifying that gnorpm uninstalls without errors...
gnorpm uninstalled successfully.
Checking that all files were removed ...
/usr/share/gnome/apps/System still exists.
Not specific to s390.
It appears gnorpm is deprecated in rawhide now. If it is not coming
back, then this bug can probably be closed, unless you want to fix it
in an erratum. It's fairly minor however, so you might want to just