basics

git commit -am 'commit-message' # == git add . && git commit -m 'commit-message'

Edit last commit message

git commit --ammend -m 'edited commit message'

Update last commit with new file and commit

git add .
git commit --ammend --no-edit

git revert allows to go back one commit

git log --graph --oneline --decorate

hard reset to remote git repo

git fetch origin
git reset --hard origin/master
git clean df

Resources

• 13 Advanced (but useful) Git Techniques and Shortcuts - Fireship