$ git clone -n https://gitee.com/wency_cn/librsvg2_1770979103.git /var/lib/mock/dist-an23-build-514560-75110/root/chroot_tmpdir/scmroot/librsvg2_1770979103
Cloning into '/var/lib/mock/dist-an23-build-514560-75110/root/chroot_tmpdir/scmroot/librsvg2_1770979103'...
$ git fetch origin 78ce5e62d87edc47e3013471eba46fd55054b6bc:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/librsvg2_1770979103
 * [new ref]         78ce5e62d87edc47e3013471eba46fd55054b6bc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 78ce5e6 Update code from upstream