How to sync a local github fork with upstream?

github-fork-sync-upstream.md

Fork the repository from the GitHub UI

First fork the repository using the GitHub UI. This will create a copy of the repository under your GitHub account.

On your local machine

Run (some of) the following commands:

git clone https://github.com/my-user-name/name-of-repo.git
git remote add upstream https://github.com/orig-author-user-name/name-of-repo.git
git checkout master
git fetch upstream
git merge upstream/master