The darcs-all script fails with --extra on Mac OS X when fetching the 6.6 branch

Following the description from http://hackage.haskell.org/trac/ghc/wiki/Building/GettingTheSources for getting the 6.6 branch on a PPC Mac OS X 10.4 Tiger, I run into:

Thorkil-Naurs-Computer:~/tn/GHCDarcsRepository/ghc-6.6-work/ghc thorkilnaur$ PATH=$PATH:/usr/local/bin sh darcs-all --extra get
warning: adding --partial, to override use --complete
== running darcs get --partial http://darcs.haskell.org/ghc-6.6/packages/base
Copying patch 177 of 177... done!
Applying patch 176 of 176... done.
Finished getting.
...
== running darcs get --partial http://darcs.haskell.org/ghc-6.6/packages/Win32
Copying patch 43 of 43... done!
Applying patch 42 of 42... done.
Finished getting.
== running darcs get --partial http://darcs.haskell.org/ghc-6.6/packages/ALUT
Invalid repository:  http://darcs.haskell.org/ghc-6.6/packages/ALUT

darcs failed:  Failed to download URL http://darcs.haskell.org/ghc-6.6/packages/ALUT/_darcs/inventory
libcurl: HTTP error (404?)
Thorkil-Naurs-Computer:~/tn/GHCDarcsRepository/ghc-6.6-work/ghc thorkilnaur$

Trac metadata

Trac field	Value
Version	6.6
Type	Bug
TypeOfFailure	OtherFailure
Priority	normal
Resolution	Unresolved
Component	Build System
Test case
Differential revisions
BlockedBy
Related
Blocking
CC
Operating system
Architecture	Unknown