--- urlfetcher.py	2014-11-11 23:34:42.459915419 +0100
+++ urlfetcher.py.orig	2014-11-11 23:15:29.759888078 +0100
@@ -957,10 +957,10 @@
             self._set_media_paths()
             filename = "%s/netboot/version.info" % self._prefix
             regex = "%s*" % self.name
-        elif self.fetcher.hasFile("initrd.gz") and self.fetcher.hasFile("linux"):
+        elif fetcher.hasFile("initrd.gz") and fetcher.hasFile("linux"):
             # For trees based on mini ISO's
             self._prefix = ""
-            if self.fetcher.hasFile("boot/grub/x86_64-efi"):
+            if fetcher.hasFile("boot/grub/x86_64-efi"):
                 self._treeArch = "amd64"
             else:
                 self._treeArch = "i386"