$ git clone -n https://gitee.com/wency_cn/librsvg2_1767684042.git /var/lib/mock/dist-an23-build-503923-74854/root/chroot_tmpdir/scmroot/librsvg2_1767684042
Cloning into '/var/lib/mock/dist-an23-build-503923-74854/root/chroot_tmpdir/scmroot/librsvg2_1767684042'...
$ git fetch origin 03b7ac87f24c63dc9e8e95f331fe641ccfe5689e:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/librsvg2_1767684042
 * [new ref]         03b7ac87f24c63dc9e8e95f331fe641ccfe5689e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 03b7ac8 Update code from upstream