$ git clone -n https://src.fedoraproject.org/rpms/credslayer.git /var/lib/mock/f39-build-1540600-36476/root/chroot_tmpdir/scmroot/credslayer
Cloning into '/var/lib/mock/f39-build-1540600-36476/root/chroot_tmpdir/scmroot/credslayer'...
$ git fetch origin a9b5067c003b8a992932303100f90a28a67e9c4b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/credslayer
 * [new ref]         a9b5067c003b8a992932303100f90a28a67e9c4b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a9b5067 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild