$ git clone -n https://gitee.com/src-opencloudos-rpms/libtheora.git /var/lib/mock/dist-oc9-build-63695-16463/root/chroot_tmpdir/scmroot/libtheora
Cloning into '/var/lib/mock/dist-oc9-build-63695-16463/root/chroot_tmpdir/scmroot/libtheora'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libtheora
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at da582b1 import libtheora-1.1.1-6.tl4