$ git clone -n https://src.fedoraproject.org/rpms/kdiamond.git /var/lib/mock/f40-build-2399184-60549/root/chroot_tmpdir/scmroot/kdiamond
Cloning into '/var/lib/mock/f40-build-2399184-60549/root/chroot_tmpdir/scmroot/kdiamond'...
$ git fetch origin e53123c3f5e4aa292770b1b0a1f2c72de0597f02:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdiamond
 * [new ref]         e53123c3f5e4aa292770b1b0a1f2c72de0597f02 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e53123c 24.01.95