checkout do github
# Open/checkout a previous branch
git checkout <existing-branch>
# Open/checkout a previous commit
git checkout <commit> [when commit is not a branch name
# Create a new branch from current branch
git checkout -b <new-branch>
# Create a new branch from existing-branch
git checkout -b <new-branch> <existing-branch>
# Go/Checkout to last commit or branch reset
git checkout .
Suman Majhi