cd /home/user/project

git init

添加远程仓库地址

git remote add origin https://github.com/user/repo.git

创建并切换到新分支

git checkout -b swift

添加文件到暂存区

git add .

git commit -m “swift训练评测”

git push -u origin swift —force #首次

git push origin swift —force #非首次