add upstream git code example

Example 1: setting the upstream for a fork github

git remote add upstream https://thehttpslinkgoeshere.git

Example 2: git set upstream

git branch --set-upstream-to <remote-branch>

// example
git branch --set-upstream-to origin feature-branch

// show up which remote branch a local branch is tracking
git branch -vv

// short version to set upstream with very first push
git push -u origin local-branch

Example 3: git push set upstream

git push --set-upstream origin <branch>

Example 4: git set upstream repository

$ git remote add upstream https://github.com/ORIGINAL_OWNER/ORIGINAL_REPOSITORY.git

Example 5: add upstream branch git

git remote add upstream [email protected]:some-gatekeeper-maintainer/some-project.git

Example 6: git setup upstream

$ git push -u <remote> <branch>