how to connect local branch to remote branch code example

Example 1: git checkout branch from remote to local

git checkout -b test origin/test

// making a local copy of the branch called "test" from origin.

Example 2: git local branch track remote

git branch --set-upstream foo upstream/foo

Example 3: git link local branch to remote branch

git config remote.origin.fetch '+refs/heads/*:refs/remotes/origin/*'

Example 4: git local branch track remote

git branch -u upstream/foo