Add a local repo to a remote

gistfile1.txt

Create a git repo and push to remote:
  mkdir new_git_repo
  cd new_git_repo
  git init
  touch README
  git add README
  git commit -m 'first commit'
  git remote add origin [email protected]/new_git_repo.git
  git push -u origin master


Existing Git Repo?
  cd existing_git_repo
  git remote add origin [email protected]/existing_git_repo.git
  git push -u origin master