The 3.6.y branch of the kernel on GitHub has now been updated to 3.6.9, in step with the ‘mainline’ kernel..

To get the source, you may need to explicitly reference the rpi-3.6.y.tar.gz download, instead of the (default) rpi-3.2.7.tar.gz

https://github.com/raspberrypi/linux/archive/rpi-3.6.y.tar.gz

Compilation was as described in earlier posts..

Fedora release 17 (Beefy Miracle)
Kernel 3.6.9-pi on an armv6l (ttyAMA0)
……………..
# uname -a
Linux rgpi 3.6.9-pi #1 Fri Dec 7 14:04:42 GMT 2012 armv6l armv6l armv6l GNU/Linux

Robert Gadsdon.  December 7th, 2012..