$ git clone -n https://src.fedoraproject.org/rpms/pappl-retrofit.git /var/lib/mock/f45-build-21367-584/root/chroot_tmpdir/scmroot/pappl-retrofit
Cloning into '/var/lib/mock/f45-build-21367-584/root/chroot_tmpdir/scmroot/pappl-retrofit'...
$ git fetch origin 3bf6460dc0cc67a22ae06b9989a088a9b8bd6b21:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pappl-retrofit
 * [new ref]         3bf6460dc0cc67a22ae06b9989a088a9b8bd6b21 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3bf6460 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild