Collaborating to open source projects? Here you will find instructions how to sync your fork repository!

$ git clone https://github.com/your_account/yor_fork.git

$ cd yor_fork

$ git remote add upstream https://github.com/repo_owner/source_repo.git

$ git fetch upstream

$ git checkout main # or git checkout master

$ git merge upstream/main # or git merge upstream/master

$ git push origin main # or git push origin master

In old times, the github default branch name were master. Nowadays, the default name is main instead. So, for old repos use master and for newest ones use main (or any different name the repository owner have choosen for it).

It is pretty easy to realize which branch name you should use. Check this saetting on the repository main page. For example, in Primefaces repository page you should see master as repository name:

In a new repository such as V3DLib you should find main as default branch name: