$ git clone -n https://gitee.com/wenyuzifang/libdv.git /var/lib/mock/dist-an23-build-469754-74027/root/chroot_tmpdir/scmroot/libdv
Cloning into '/var/lib/mock/dist-an23-build-469754-74027/root/chroot_tmpdir/scmroot/libdv'...
$ git fetch origin c3fcc582c714394cac9739efa8af74b90b91044b:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libdv
 * [new ref]         c3fcc582c714394cac9739efa8af74b90b91044b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3fcc58 Update code from upstream