Custom functions for oh-my-zsh terminal to work with common git stuff

git.zsh

# Sync master with remote upstream (and re-checkout previous branch)
function gitsum {
  currentBranch=$(git symbolic-ref -q --short HEAD)
  git fetch upstream
  git checkout master
  git merge upstream/master
  git push
  git checkout $currentBranch
}

# Add remote upstream
function grup {
  git remote add upstream $1
}