$ git clone -n https://src.fedoraproject.org/rpms/python-catkin_lint.git /var/lib/mock/f41-build-1274745-23141/root/chroot_tmpdir/scmroot/python-catkin_lint
Cloning into '/var/lib/mock/f41-build-1274745-23141/root/chroot_tmpdir/scmroot/python-catkin_lint'...
$ git fetch origin 919e5a0761f5d12182d8310ffa30ecb15dbbedf5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-catkin_lint
 * [new ref]         919e5a0761f5d12182d8310ffa30ecb15dbbedf5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 919e5a0 Add missing comments on patch