SHELL

create local branch to track remote

git checkout --track origin/some_remote_branch

git track remote branch

# Set upstream when pushing to remote
git push -u origin topic

# Set upstream without pushing it
# with option -u / --set-upstream-to
git branch -u origin/topic
git branch --set-upstream-to=origin/topic

git local branch track remote

git branch --set-upstream-to=upstream/foo

git branch --set-upstream-to=upstream/foo foo

git track remote branch

$ git checkout --track origin/dev
Branch dev set up to track remote branch dev from origin.
Switched to a new branch 'dev'

git local branch track remote

git branch --set-upstream foo upstream/foo

git local branch track remote

git branch -u upstream/foo foo

git local branch track remote

git branch -u upstream/foo