git - remote add origin 的使用

Global setup:
Set up git
  git config --global user.name "Your Name"
  git config --global user.email [email protected]
     
Next steps:
  mkdir test
  cd test
  git init
  touch README
  git add README
  git commit -m 'first commit'
  git remote add origin https://github.com/sitoto/test.git
  git push -u origin master
     
Existing Git Repo?
  cd existing_git_repo
  git remote add origin https://github.com/sitoto/test.git
  git push -u origin master
     
Importing a Subversion Repo?
  Check out the guide for step by step instructions.
     
When you're done:
  Continue

===========================================
error：
error: The requested URL returned error: 403 while accessing https://github.com/dd/test.git/info/refs
fatal: HTTP request failed
=============================
原因：authenticity of host 'github.com (207.97.227.239)' can't be established
RSA key fingerprint  。。。。。。
解决：
git remote set-url origin [email protected]:dd/test.git
会提示 加入 github.com 到 list of known hosts