$ git clone -n https://src.fedoraproject.org/rpms/primecount.git /var/lib/mock/f33-build-299424-56360/root/chroot_tmpdir/scmroot/primecount
Cloning into '/var/lib/mock/f33-build-299424-56360/root/chroot_tmpdir/scmroot/primecount'...
$ git reset --hard 9ed07af401bf6692329ab7c17db19ad729ae0aa1
HEAD is now at 9ed07af Disable LTO on ppc64le, which seems to exhaust memory when linking.