$ git clone -n https://gitee.com/zhoujiajia111/libtheora.git /var/lib/mock/dist-an23.2-build-429977-73034/root/chroot_tmpdir/scmroot/libtheora
Cloning into '/var/lib/mock/dist-an23.2-build-429977-73034/root/chroot_tmpdir/scmroot/libtheora'...
$ git fetch origin b36c5f7e2c9bf61e3a87ab8d179542a769b29bea:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/libtheora
 * [new ref]         b36c5f7e2c9bf61e3a87ab8d179542a769b29bea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b36c5f7 test