dotfiles/.local/bin/scripts/git-upstream

#!/bin/sh
# Set given repository as upstream or add as a new remote
test $# -lt 1 && echo "$0 <user> [repo] [remote-name]" && exit 1
if test "$3"
then
  name="$3"
  git remote remove "$3" 2>/dev/null
else
  git remote get-url upstream >/dev/null 2>&1 && name="$1" || name="upstream"
fi
origin="$(git remote get-url origin)"
git remote add -f "$name" "$(echo $origin | cut -d':' -f1):$1/${2:-$(echo $origin | cut -d'/' -f2)}"
git remote -v