$ git clone -n https://src.fedoraproject.org/rpms/kcm_wacomtablet.git /var/lib/mock/f40-build-802855-144120/root/chroot_tmpdir/scmroot/kcm_wacomtablet
Cloning into '/var/lib/mock/f40-build-802855-144120/root/chroot_tmpdir/scmroot/kcm_wacomtablet'...
$ git fetch origin b02dca1f1c144e4b704b706466d49df480922840:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kcm_wacomtablet
 * [new ref]         b02dca1f1c144e4b704b706466d49df480922840 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b02dca1 6.0.3