$ git clone -n https://gitee.com/src-opencloudos-rpms/python-twisted.git /var/lib/mock/dist-oc9-build-44726-14591/root/chroot_tmpdir/scmroot/python-twisted
Cloning into '/var/lib/mock/dist-oc9-build-44726-14591/root/chroot_tmpdir/scmroot/python-twisted'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-twisted
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d91c992 import python-twisted-22.4.0-3.tl4