$ git clone -n https://src.fedoraproject.org/rpms/ktorrent.git /var/lib/mock/f42-build-3273551-41312/root/chroot_tmpdir/scmroot/ktorrent
Cloning into '/var/lib/mock/f42-build-3273551-41312/root/chroot_tmpdir/scmroot/ktorrent'...
$ git fetch origin e24eb3a49d303394abfbab99dabc35c6fd5fc0fd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ktorrent
 * [new ref]         e24eb3a49d303394abfbab99dabc35c6fd5fc0fd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e24eb3a Rebuild for ppc64le enablement