$ git clone -n https://src.fedoraproject.org/rpms/kcm_wacomtablet.git /var/lib/mock/f42-build-862511-170850/root/chroot_tmpdir/scmroot/kcm_wacomtablet
Cloning into '/var/lib/mock/f42-build-862511-170850/root/chroot_tmpdir/scmroot/kcm_wacomtablet'...
$ git fetch origin f8bdd32b3927d771b964d39fb094a95c9a30b362:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kcm_wacomtablet
 * [new ref]         f8bdd32b3927d771b964d39fb094a95c9a30b362 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f8bdd32 6.2.4