$ git clone -n https://gitee.com/wenyuzifang/libuv.git /var/lib/mock/dist-an23-build-462665-73799/root/chroot_tmpdir/scmroot/libuv
Cloning into '/var/lib/mock/dist-an23-build-462665-73799/root/chroot_tmpdir/scmroot/libuv'...
$ git fetch origin d49dd48e4a66614217a46dea558ccc0a33bfb794:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libuv
 * [new ref]         d49dd48e4a66614217a46dea558ccc0a33bfb794 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d49dd48 Update code from upstream