$ git clone -n https://gitee.com/wenyuzifang/librsvg2_1764921479.git /var/lib/mock/dist-an23-build-492551-74553/root/chroot_tmpdir/scmroot/librsvg2_1764921479
Cloning into '/var/lib/mock/dist-an23-build-492551-74553/root/chroot_tmpdir/scmroot/librsvg2_1764921479'...
$ git fetch origin 9fd51f847b71aad911be2cf8a2e8b440d4979b94:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/librsvg2_1764921479
 * [new ref]         9fd51f847b71aad911be2cf8a2e8b440d4979b94 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9fd51f8 Update code from upstream