$ git clone -n https://gitee.com/sys0613/libtheora.git /var/lib/mock/dist-an8.8-build-277973-64416/root/chroot_tmpdir/scmroot/libtheora
Cloning into '/var/lib/mock/dist-an8.8-build-277973-64416/root/chroot_tmpdir/scmroot/libtheora'...
$ git fetch origin d1aea3f345d469ed01dfd48683616ee8524c9f43:KOJI_FETCH_HEAD
From https://gitee.com/sys0613/libtheora
 * [new ref]         d1aea3f345d469ed01dfd48683616ee8524c9f43 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d1aea3f spec: add doc sub package