Sync a fork of a repository to keep it up-to-date with the upstream repository
git fork- Configuring a remote for a fork
$ git remote -v
$ git remote add upstream https://github.com/ORIGINAL_OWNER/ORIGINAL_REPOSITORY.git
$ git remote -v
- Sync a fork
$ git fetch upstream
$ git checkout master
$ git merge upstream/master
$ git push -u origin master
- Reference
https://docs.github.com/en/github/collaborating-with-issues-and-pull-requests/syncing-a-fork
Written on July 4, 2020