1.初始化倉庫
git init
2.remote
git remote add origin 倉庫地址
3.從遠程分支拉取master分支並與本地master分支合並
git pull origin master:master
4.提交本地分支到遠程分支
git push -u origin master
5.將現有項目添加並提交上傳
git add -A
git commit -m ''
git push --set-upstream origin master