There are a few mirrors available - if you have one, post a link in this thread. The first Google hit is SoftPedia, where build 279 (still the latest one) can be downloaded...
I have also attached the file to this post - hopefully it works!
i found out that the delphi 5.01 patch accepts sysutils and classes in the 5.00 version, but neither 3.0, 5.0, 5.01 nor 7.00 consts...aah... consts is localized so it rejects the german version :/