apache, yum: Prevent mod_spdy post-install from modifying the yum repo file

apache/manifests/init.pp

@@ -980,11 +980,10 @@ class apache::mod::spdy {
 
   $spdy_package = "mod-spdy-beta"
 
-  include yum::repo::mod_spdy
+  require yum::repo::mod_spdy
 
   package { $spdy_package:
-    ensure  => installed,
-    require => Yum::Repo["mod_spdy"],
+    ensure => installed,
   }
 
   apache::configfile { "spdy.conf":

yum/manifests/init.pp

@@ -654,14 +654,23 @@ class yum::repo::puppetlabs::dependencies {
 
 }
 
+
 # Add Google's mod_spdy repository
 #
 class yum::repo::mod_spdy {
 
-  yum::repo { "mod_spdy":
+  yum::repo { "mod-spdy":
     descr   => "mod_spdy Repository",
     baseurl => "http://dl.google.com/linux/mod-spdy/rpm/stable/x86_64",
     gpgkey  => "puppet:///modules/yum/keys/google.key",
   }
 
+  file { "/etc/default/mod-spdy":
+    ensure  => present,
+    mode    => "0644",
+    owner   => "root",
+    group   => "root",
+    content => "repo_add_once=\"false\"\n",
+  }
+
 }