$ git clone -n https://gitee.com/wency_cn/gtk4.git /var/lib/mock/dist-an23-build-502045-74794/root/chroot_tmpdir/scmroot/gtk4
Cloning into '/var/lib/mock/dist-an23-build-502045-74794/root/chroot_tmpdir/scmroot/gtk4'...
$ git fetch origin 826d0f9af266ce4a40c04b9de50d89bfdd0bcbed:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/gtk4
 * [new ref]         826d0f9af266ce4a40c04b9de50d89bfdd0bcbed -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 826d0f9 Update code from upstream