新建空白分支，加入git，删除master,改名为master,git -f上传，OK 具体如下操作： 1.Checkout
git checkout –orphan latest_branch
1、 Add all the files
git add -A
2、 Commit the changes
git commit -am "first commit"
3、 Delete the branch
git branch -D master
5、Rename the current branch to master
git branch -m master
6、Finally, force update your repository
git push -f origin master