$ git clone -n https://gitee.com/wency_cn/nginx_1772018995.git /var/lib/mock/dist-an23-build-514909-75118/root/chroot_tmpdir/scmroot/nginx_1772018995
Cloning into '/var/lib/mock/dist-an23-build-514909-75118/root/chroot_tmpdir/scmroot/nginx_1772018995'...
$ git fetch origin 06c1419ecfe23ce22755ae0716988ac9c25aca10:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/nginx_1772018995
 * [new ref]         06c1419ecfe23ce22755ae0716988ac9c25aca10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 06c1419 Update code from upstream