Check the status of the repo
git status
List all the settings of the repository
git config --list
Set global (or local) account variables
git config --global user.name "Firstname Lastname"
git config --global user.email "your_email@youremail.com"
Change the URI (URL) for a remote Git repository
git remote set-url origin git://new.url.here
Force Git to overwrite local files on pull
git fetch --all
git reset --hard origin/master
Delete untracked files
git clean -fd