#add new url
git remote set-url --add <new_url>
#remove old url
git remote set-url --delete <old_url>
#set upstream
git remote add upstream <url>
#get upstream updates
git fetch upstream
git checkout master
git rebase upstream/master
#new branch #####create branch/ and switch to branch
git checkout -b branch_name
#####add feature and push branch
git add .
git commit -m "msg"
git push origin branch_name
#####delete branch after pull request accepted
git push origin :branch_name