$ git clone -n https://gitee.com/wency_cn/libappstream-glib.git /var/lib/mock/dist-an23-build-502120-74794/root/chroot_tmpdir/scmroot/libappstream-glib
Cloning into '/var/lib/mock/dist-an23-build-502120-74794/root/chroot_tmpdir/scmroot/libappstream-glib'...
$ git fetch origin 72cf9b05300794989957404b99a27bc8cac63d08:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/libappstream-glib
 * [new ref]         72cf9b05300794989957404b99a27bc8cac63d08 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 72cf9b0 Update code from upstream