$ git clone -n https://gitee.com/wenyuzifang/libburn_1759049346.git /var/lib/mock/dist-an23-build-471772-74118/root/chroot_tmpdir/scmroot/libburn_1759049346
Cloning into '/var/lib/mock/dist-an23-build-471772-74118/root/chroot_tmpdir/scmroot/libburn_1759049346'...
$ git fetch origin 7cf8f7f747b27837b08dc3faa6f0ae7ef034118f:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libburn_1759049346
 * [new ref]         7cf8f7f747b27837b08dc3faa6f0ae7ef034118f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7cf8f7f Update code from upstream