$ git clone -n https://gitee.com/src-opencloudos-rpms/python-defusedxml.git /var/lib/mock/dist-oc9-epol-build-53858-14768/root/chroot_tmpdir/scmroot/python-defusedxml
Cloning into '/var/lib/mock/dist-oc9-epol-build-53858-14768/root/chroot_tmpdir/scmroot/python-defusedxml'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-defusedxml
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0762df0 import python-defusedxml-0.7.1-2.tl4