$ git clone -n https://src.fedoraproject.org/rpms/kf6-kdesu.git /var/lib/mock/f41-build-860185-168834/root/chroot_tmpdir/scmroot/kf6-kdesu
Cloning into '/var/lib/mock/f41-build-860185-168834/root/chroot_tmpdir/scmroot/kf6-kdesu'...
$ git fetch origin 1cee6867e20c6ad28c6c44caacdcbd540b711f40:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kdesu
 * [new ref]         1cee6867e20c6ad28c6c44caacdcbd540b711f40 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1cee686 6.7.0