1、先显示提交的log

$ git log -3

commit 4dc08bb8996a6ee02f
Author: Mark <xxx@xx.com>
Date:   Wed Sep 7 08:08:53 2016 +0800

    xxxxx

commit 9cac9ba76574da2167
Author: xxx<xx@qq.com>
Date:   Tue Sep 6 22:18:59 2016 +0800

    improved the requst

commit e377f60e28c8b84158
Author: xxx<xxx@qq.com>
Date:   Tue Sep 6 14:42:44 2016 +0800
    changed the password from empty to max123

2、回滚到指定的版本

git reset --hard e377f60e28c8b84158

3、强制提交

git push -f origin master