$ git clone -n https://gitee.com/wency_cn/librsvg2_1767787570.git /var/lib/mock/dist-an23-build-504905-74854/root/chroot_tmpdir/scmroot/librsvg2_1767787570
Cloning into '/var/lib/mock/dist-an23-build-504905-74854/root/chroot_tmpdir/scmroot/librsvg2_1767787570'...
$ git fetch origin 00d0f1fe0598cd283b78e5d3cc69cee23b746ac6:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/librsvg2_1767787570
 * [new ref]         00d0f1fe0598cd283b78e5d3cc69cee23b746ac6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 00d0f1f Update code from upstream