$ git clone -n https://src.fedoraproject.org/rpms/cantor.git /var/lib/mock/f41-build-857706-168178/root/chroot_tmpdir/scmroot/cantor
Cloning into '/var/lib/mock/f41-build-857706-168178/root/chroot_tmpdir/scmroot/cantor'...
$ git fetch origin 782462e5f006fc653a248be5a588705b4d89e7d5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cantor
 * [new ref]         782462e5f006fc653a248be5a588705b4d89e7d5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 782462e 24.08.2