$ git clone -n https://src.fedoraproject.org/rpms/credcheck.git /var/lib/mock/f45-build-5339-338/root/chroot_tmpdir/scmroot/credcheck
Cloning into '/var/lib/mock/f45-build-5339-338/root/chroot_tmpdir/scmroot/credcheck'...
$ git fetch origin 0c1c9be029eeb309c57da32903336745b620f595:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/credcheck
 * [new ref]         0c1c9be029eeb309c57da32903336745b620f595 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0c1c9be Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild