$ git clone -n https://src.fedoraproject.org/rpms/kf6-kcontacts.git /var/lib/mock/f40-build-2218232-52595/root/chroot_tmpdir/scmroot/kf6-kcontacts
Cloning into '/var/lib/mock/f40-build-2218232-52595/root/chroot_tmpdir/scmroot/kf6-kcontacts'...
$ git fetch origin eb5d0e2b3ad99ba675bc5185c0397519fabf1ebb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kcontacts
 * [new ref]         eb5d0e2b3ad99ba675bc5185c0397519fabf1ebb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eb5d0e2 add doc package with QCH API Docs