$ git clone -n https://src.fedoraproject.org/rpms/kcm_wacomtablet.git /var/lib/mock/f41-build-side-1-2898874-34647/root/chroot_tmpdir/scmroot/kcm_wacomtablet
Cloning into '/var/lib/mock/f41-build-side-1-2898874-34647/root/chroot_tmpdir/scmroot/kcm_wacomtablet'...
$ git fetch origin aeaf371cf5c69b975977db93650a90547b64e472:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kcm_wacomtablet
 * [new ref]         aeaf371cf5c69b975977db93650a90547b64e472 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aeaf371 6.2.0