A newbie script to fetch commits from a external remote

sync-fork.sh

#!/bin/bash

#
#     This script syncronize a repository forked.
#
#     Deliright @ Manoel Vilela
#
#     The original source: https://help.github.com/articles/syncing-a-fork/
#
#     Warning: THIS A UNTESTED SCRIPT! IF YOU HAVE PROBLEMS, TRY READ THE STDOUT!


# input the original repository git-url 
url="[email protected]:ryukinix/lists-in-c.git" # you may wants change the variable

# define a new remote input on git local
git remote add upstream $url

# fetch all up-commits on upstream at local repository
git fetch upstream

# checkout the unstaged changed for preserv the integrity of respository
git checkout master

# merge with the master branch
git merge upstream/master

# push to the remote repository
git push master