As of 2010-10-16, this project may now be found at http://vger.kernel.org/vger-lists.html#linux-kbuild.
This project has moved to: http://vger.kernel.org/vger-lists.html#linux-kbuild Here, you can find the old mailing list, files and website regarding: Linux kernel build. Patches, documentation, and auxilary programs related to the kernel configuration
Here, you can find out more about the history of the Linux Kernel build tools between 2001 and 2007. Have a look at the old web site, the mailing list and the files, if you are interested.