$ git clone -n https://src.fedoraproject.org/rpms/kf6-kpackage.git /var/lib/mock/f40-build-742382-110732/root/chroot_tmpdir/scmroot/kf6-kpackage
Cloning into '/var/lib/mock/f40-build-742382-110732/root/chroot_tmpdir/scmroot/kf6-kpackage'...
$ git fetch origin 1bbdda817f27fbf64a96699b5436d4232fa4f483:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kpackage
 * [new ref]         1bbdda817f27fbf64a96699b5436d4232fa4f483 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1bbdda8 5.245.0