Gem::GemcutterUtilities#update_scope

# File tmp/rubies/ruby-4.0.0/lib/rubygems/gemcutter_utilities.rb, line 130
def update_scope(scope)
  sign_in_host        = host
  pretty_host         = pretty_host(sign_in_host)
  update_scope_params = { scope => true }

  say "The existing key doesn't have access of #{scope} on #{pretty_host}. Please sign in to update access."

  identifier = ask "Username/email: "
  password   = ask_for_password "      Password: "

  response = rubygems_api_request(:put, "api/v1/api_key",
                                  sign_in_host, scope: scope) do |request|
    request.basic_auth identifier, password
    request.body = Gem::URI.encode_www_form({ api_key: api_key }.merge(update_scope_params))
  end

  with_response response do |_resp|
    say "Added #{scope} scope to the existing API key"
  end
end