work on chroot bootstrap issues (take 5)

templates/etc/pbuilder/debian.erb

@@ -9,11 +9,11 @@ OTHERMIRROR="$OTHERMIRROR |deb http://debian.stanford.edu/debian-local <%= @dist
 <%-
   if (@include_backports) then
     backports_comment_character = ""
-    backports_message = "We want backports."
+    backports_message = "# We want backports."
   else
     backports_comment = "# "
-    backports_message = "Backports distribution either no longer available or not yet\n"
-                      + "available so omitting"
+    backports_message = "# Backports distribution either no longer available or not yet\n"
+                      + "# available so omitting"
   end
 -%>
 <%= backports_message %>