初始化git工程

初始化git工程的方法，针对新建、导入现有工程等场景

Git global setup

git config  user.name "foobar"
git config  user.email "[e-mail]"

Create a new repository

git clone git@ip:some-project.git
cd some-project
touch README.md
git add README.md
git commit -m "add README"
git push -u origin master

Push an existing folder

cd existing_folder
git init
git remote add origin git@ip:some-project.git
git add .
git commit -m "Initial commit"
git push -u origin master

Push an existing Git repository

cd existing_repo
git remote rename origin old-origin
git remote add origin git@ip:some-project.git
git push -u origin --all
git push -u origin --tags