$ git clone -n https://gitee.com/src-opencloudos-rpms/ocai-agent /var/lib/mock/dist-oc9-build-180419-80100/root/chroot_tmpdir/scmroot/ocai-agent
Cloning into '/var/lib/mock/dist-oc9-build-180419-80100/root/chroot_tmpdir/scmroot/ocai-agent'...
$ git fetch origin 8a44ce4784abd8f43a77614d16d6aac363a3213a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ocai-agent
 * [new ref]         8a44ce4784abd8f43a77614d16d6aac363a3213a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a44ce4 rebuild for oc9