$ git clone -n https://gitee.com/opencloudos-stream/mariadb-connector-c.git /var/lib/mock/dist-ocs23-build-33092-1473/root/chroot_tmpdir/scmroot/mariadb-connector-c
Cloning into '/var/lib/mock/dist-ocs23-build-33092-1473/root/chroot_tmpdir/scmroot/mariadb-connector-c'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/mariadb-connector-c
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4a79990 !1 Upgrade to version 3.3.5 Merge pull request !1 from gordonwwang/master