$ git clone -n https://src.fedoraproject.org/rpms/clover2.git /var/lib/mock/f45-build-4807-334/root/chroot_tmpdir/scmroot/clover2
Cloning into '/var/lib/mock/f45-build-4807-334/root/chroot_tmpdir/scmroot/clover2'...
$ git fetch origin 7450397c29d9c14bbe191e0d9b4bf921898d3738:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clover2
 * [new ref]         7450397c29d9c14bbe191e0d9b4bf921898d3738 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7450397 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild