Git Bash中出现：error: failed to push some refs to ‘https://gitee.com/xxx/xxx.git‘错误的解决方法

Git Bash中出现：error: failed to push some refs to 'https://gitee.com/xxx/xxx.git’错误的解决方法

今天上传本地文件，在输入：$ git push -u origin master后报错如下：
To https://gitee.com/xxx/xxx.git
! [rejected] master -> master (fetch first)
error: failed to push some refs to ‘https://gitee.com/xxx/xxx.git’
hint: Updates were rejected because the remote contains work that you do
hint: not have locally. This is usually caused by another repository pushing
hint: to the same ref. You may want to first integrate the remote changes
hint: (e.g., ‘git pull …’) before pushing again.
hint: See the ‘Note about fast-forwards’ in ‘git push --help’ for details.
查了下发现是远程分支上存在本地分支中不存在的提交，就是多人协作开发过程中遇到的问题。

解决方法1：（此方法将导致仓库数据统计中的贡献者只有最后一个上传者）
若远程分支上那些提交都不需要了，直