The most important commands for Git

gistfile1.txt

# Set a new remote
$ git remote add origin https://github.com/user/repo.git

# Update a remote url
$ git remote set-url origin https://github.com/user/repo.git

# Verify new remote
$ git remote -v
> origin  https://github.com/user/repo.git (fetch)
> origin  https://github.com/user/repo.git (push)

# Set up to track remote branch (Or if error "No tracked branch configured for branch develop or the branch doesn't exist." was occured)
$ git checkout develop
$ git branch --set-upstream-to=origin/develop
> Branch 'develop' set up to track remote branch 'develop' from 'origin'.

#In case of an error: "fatal: refusing to merge unrelated histories" while git pull
$ git pull origin master --allow-unrelated-histories