$ git clone -n https://src.fedoraproject.org/rpms/kompare.git /var/lib/mock/f42-build-side-1-3498693-45963/root/chroot_tmpdir/scmroot/kompare
Cloning into '/var/lib/mock/f42-build-side-1-3498693-45963/root/chroot_tmpdir/scmroot/kompare'...
$ git fetch origin eccec738abbdff5c35a79c816b5517314de2ab8d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kompare
 * [new ref]         eccec738abbdff5c35a79c816b5517314de2ab8d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eccec73 25.04.0