$ git clone -n https://gitee.com/src-opencloudos-rpms/python-neutron-lib.git /var/lib/mock/dist-oc9-epol-build-55454-14780/root/chroot_tmpdir/scmroot/python-neutron-lib
Cloning into '/var/lib/mock/dist-oc9-epol-build-55454-14780/root/chroot_tmpdir/scmroot/python-neutron-lib'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-neutron-lib
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9335c19 import python-neutron-lib-2.10.1-2.tl4