上传文件到远程库

git init 
touch README.md
git add README.md
git commit -m "first commit"01.git
git remote add origin https://gitee.com/gao-yizhe/ttyy.git
git push -u origin "master"
git pull --rebase origin master

更新文件到远程库

git init 
touch README.md
git add README.md
git commit -m "first commit"
git push origin master

从远程库下载项目到本地

git init
git remote add origin https://gitee.com/gao-yizhe/ergraethg.git
git pull origin master

更新本地项目

git init
git pull origin master