１．在原分支上找到对应的commit
２．在gerrit上搜索对应的patch,复制cherry pick 链接，并在新的分支上执行cherry pick
３．git commit --amend
４．git review -r origin stable/5.0
提交review过程中，可能出现如下问题
remote: Resolving deltas: 100% (11/11)
remote: Processing changes: new: 1, refs: 1, done
remote:
remote: New Changes:
remote: http://review.＊＊＊＊.cn/14634 ESFIX:＊＊＊＊＊
remote:
To ssh://＊＊＊＊@review.＊＊＊cn:29418/＊＊＊＊/cinder
* [new branch] HEAD -> refs/publish/stable/5.0/bp/s
处理方法
１. git commit --amend
删除change-id
２.git review -r origin stable/5.0