Download changes from default remote repository and use fast-forward

Fetch branch from a remote repository and merge it to local repository.
More information: <https://git-scm.com/docs/git-pull>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

git pull --rebase

click the source code to copy install git pull on any operating system with command-not-found.com