$ git clone -n https://src.fedoraproject.org/rpms/kf6-kitemmodels.git /var/lib/mock/f41-build-860862-169221/root/chroot_tmpdir/scmroot/kf6-kitemmodels
Cloning into '/var/lib/mock/f41-build-860862-169221/root/chroot_tmpdir/scmroot/kf6-kitemmodels'...
$ git fetch origin f45bfb1eac41ac9bfa0027dc8cd28d539ee32541:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kitemmodels
 * [new ref]         f45bfb1eac41ac9bfa0027dc8cd28d539ee32541 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f45bfb1 6.8.0