$ git clone -n https://src.fedoraproject.org/rpms/massdns.git /var/lib/mock/f40-build-2010081-45557/root/chroot_tmpdir/scmroot/massdns
Cloning into '/var/lib/mock/f40-build-2010081-45557/root/chroot_tmpdir/scmroot/massdns'...
$ git fetch origin f0981eb10a149e07c2d21ddcaaa82e04832d7957:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/massdns
 * [new ref]         f0981eb10a149e07c2d21ddcaaa82e04832d7957 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0981eb Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild