sync a fork with upstream master code example
Example 1: steps to sync branch to fork master?
$ git remote -v
> origin https://github.com/YOUR_USERNAME/YOUR_FORK.git (fetch)
> origin https://github.com/YOUR_USERNAME/YOUR_FORK.git (push)
Example 2: steps to sync branch to fork master?
$ git checkout master
> Switched to branch 'master'