$ git clone -n https://src.fedoraproject.org/rpms/kf6-kimageformats.git /var/lib/mock/f40-build-1655373-24192/root/chroot_tmpdir/scmroot/kf6-kimageformats
Cloning into '/var/lib/mock/f40-build-1655373-24192/root/chroot_tmpdir/scmroot/kf6-kimageformats'...
$ git fetch origin 30a805369b5e6cba0c2e8d6dd82bd28e23a17865:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kimageformats
 * [new ref]         30a805369b5e6cba0c2e8d6dd82bd28e23a17865 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30a8053 feat: 6.3.0