$ git clone -n https://src.fedoraproject.org/rpms/clingo.git /var/lib/mock/f38-build-710855-93578/root/chroot_tmpdir/scmroot/clingo
Cloning into '/var/lib/mock/f38-build-710855-93578/root/chroot_tmpdir/scmroot/clingo'...
$ git fetch origin 169cb93f8fb3b8e54379518531592e5efdce0eff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clingo
 * [new ref]         169cb93f8fb3b8e54379518531592e5efdce0eff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 169cb93 Update to 5.6.2