$ git clone -n https://src.fedoraproject.org/rpms/kf6-kirigami.git /var/lib/mock/f45-build-15077-468/root/chroot_tmpdir/scmroot/kf6-kirigami
Cloning into '/var/lib/mock/f45-build-15077-468/root/chroot_tmpdir/scmroot/kf6-kirigami'...
$ git fetch origin 62652a24a370f0c1c8ae28bca438bd3ee74a817c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kirigami
 * [new ref]         62652a24a370f0c1c8ae28bca438bd3ee74a817c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62652a2 6.31.0