$ git clone -n https://src.fedoraproject.org/rpms/maradns.git /var/lib/mock/f45-build-18024-507/root/chroot_tmpdir/scmroot/maradns
Cloning into '/var/lib/mock/f45-build-18024-507/root/chroot_tmpdir/scmroot/maradns'...
$ git fetch origin 70bc0fafa49b4371afc76c9661bb656f78a8930b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/maradns
 * [new ref]         70bc0fafa49b4371afc76c9661bb656f78a8930b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 70bc0fa Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild