$ git clone -n https://gitee.com/opencloudos-stream/librdkafka.git /var/lib/mock/dist-rebuild-after-rpm-check-build-160601-10076/root/chroot_tmpdir/scmroot/librdkafka
Cloning into '/var/lib/mock/dist-rebuild-after-rpm-check-build-160601-10076/root/chroot_tmpdir/scmroot/librdkafka'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/librdkafka
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a74b830 !1 【自动升级】librdkafka 2.3.0 Merge pull request !1 from ocs-bot/master