$ git clone -n https://gitee.com/src-opencloudos-rpms/python-d2to1.git /var/lib/mock/dist-oc9-build-47738-14592/root/chroot_tmpdir/scmroot/python-d2to1
Cloning into '/var/lib/mock/dist-oc9-build-47738-14592/root/chroot_tmpdir/scmroot/python-d2to1'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-d2to1
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5bb1b70 import python-d2to1-0.2.12-3.tl4