function gcr --description "clone a repository and file under username"
    if test (count $argv) -ne 1
        echo "git-clone-repository usage: gcr <repository url to clone>"
        return 1
    end

    set url $argv[1]
    set -l username (basename (dirname $url))
    set -l repository (basename $url)

    mkdir -p "$username"
    git clone "$url" "$username/$repository"
end