$ git clone -n https://gitee.com/src-opencloudos-rpms/cloud-init /var/lib/mock/dist-oc8-build-66671-17072/root/chroot_tmpdir/scmroot/cloud-init
Cloning into '/var/lib/mock/dist-oc8-build-66671-17072/root/chroot_tmpdir/scmroot/cloud-init'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/cloud-init
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d484829 update SOURCES/0001-add-opencloudos-support.patch.