$ git clone -n https://gitee.com/src-opencloudos-rpms/python-portalocker.git /var/lib/mock/dist-oc9-build-64141-16463/root/chroot_tmpdir/scmroot/python-portalocker
Cloning into '/var/lib/mock/dist-oc9-build-64141-16463/root/chroot_tmpdir/scmroot/python-portalocker'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-portalocker
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db678c8 import python-portalocker-2.8.2-1.tl4