$ git clone -n https://src.fedoraproject.org/rpms/koko.git /var/lib/mock/f42-build-863621-171716/root/chroot_tmpdir/scmroot/koko
Cloning into '/var/lib/mock/f42-build-863621-171716/root/chroot_tmpdir/scmroot/koko'...
$ git fetch origin 05ffb4c69d577ade92004479ad67a3e0e6f7cd64:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/koko
 * [new ref]         05ffb4c69d577ade92004479ad67a3e0e6f7cd64 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 05ffb4c 24.12.0