These steps update the master branch.
1. Make sure you are on the appropriate branch.
git checkout master
2. Fetch content from upstream
git fetch upstream
3. Merge upstream with the appropriate local branch
git merge upstream/master
4. Get help on Resolve merge conflicts if these occur.
5. If you also maintain a GitHub repository, push changes to
GitHub’s (origin) master branch
git push origin master## Add Original Repository
git remote add upstream https://github.com/OriginalOwner/OriginalProject.git
## Verify if Repository is added
git remote -v
## Fetch Updates from Original Repository
git fetch upstream
## Checkout to your master branch
git checkout master
## Get Updates from upstream repo
git merge upstream/master
## Push the commit over
git push origin mastergit fetch upstream
git checkout master
git merge upstream/master
git push origin