$ git clone -n https://src.fedoraproject.org/rpms/kirigami-gallery.git /var/lib/mock/f42-build-871548-177655/root/chroot_tmpdir/scmroot/kirigami-gallery
Cloning into '/var/lib/mock/f42-build-871548-177655/root/chroot_tmpdir/scmroot/kirigami-gallery'...
$ git fetch origin 64be7552f87717426cb484dfa43a3f4b81839a82:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kirigami-gallery
 * [new ref]         64be7552f87717426cb484dfa43a3f4b81839a82 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 64be755 24.12.2