$ git clone -n https://src.fedoraproject.org/rpms/openni.git /var/lib/mock/f41-build-793190-13624/root/chroot_tmpdir/scmroot/openni
Cloning into '/var/lib/mock/f41-build-793190-13624/root/chroot_tmpdir/scmroot/openni'...
$ git fetch origin 3dc23368f1f5c56c6a3c62b6a8e4409c71b51258:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/openni
 * [new ref]         3dc23368f1f5c56c6a3c62b6a8e4409c71b51258 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3dc2336 Eliminate use of obsolete %patchN syntax (#2283636)