$ git clone -n https://gitee.com/opencloudos-stream/libmaxminddb.git /var/lib/mock/dist-ocs23-build-129209-8752/root/chroot_tmpdir/scmroot/libmaxminddb
Cloning into '/var/lib/mock/dist-ocs23-build-129209-8752/root/chroot_tmpdir/scmroot/libmaxminddb'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/libmaxminddb
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30316fc !2  添加编译依赖gcc-c++ Merge pull request !2 from nilusyi/master