Add upstream

.bashrc

function add_upstream() {
    url=$(git config --get remote.origin.url)
    repo=${url##*/}
    if [[ "$repo" =~ ".git" ]]; then
        repo=$(echo "$repo" | awk -F. '{print $1}')
    fi
    user=$(echo "$url" | awk -F/ '{print $4}')
    if [ -z "$user" ]; then
        user=$(echo "$url" | awk -F: '{print $2}' | awk -F/ '{print $1}')
    fi
    remote=$(curl -s "https://api.github.com/repos/$user/$repo" | jq -r '.parent.clone_url')
    if [ "$remote" != "null" ]; then
        git remote add upstream "$remote"
    else
        echo "no upstream found"
    fi
}