$ git clone -n https://gitee.com/src-opencloudos-rpms/python-iso8601.git /var/lib/mock/dist-oc9-build-44384-14591/root/chroot_tmpdir/scmroot/python-iso8601
Cloning into '/var/lib/mock/dist-oc9-build-44384-14591/root/chroot_tmpdir/scmroot/python-iso8601'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-iso8601
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f914c19 import python-iso8601-0.1.13-3.tl4