Update your fork directly on GitHub

How to update a forked repo and get the last updates from the original project?

Short answer

On your local CLI of the forked project, link the repo to the original project, fetch changes, do a merge, and finally push to your GitHub repo.

Long answer

We can update a forked git repository using one of the many GUIs for git, but we will do it in CLI.

First under your repository directory:

Shows URLs of remote repositories when listing your current remote connections:

Enter a remote upstream repo to sync with your fork:

Verify:

Fetch commits from the upstream repo. This will copy the commits from master branch into a local branch called upstream/master:

Merge changes from upstream/master into master:

Push changes to your repo:

Reference

https://rick.cogley.info/post/update-your-forked-repository-directly-on-github