Several people have been asking, so make sure you bookmark it:
http://gitready.com/advanced/2009/01/17/restoring-lost-commits.html
Cheers,
--
Galder Zamarreño
galder(a)redhat.com
twitter.com/galderz
Project Lead, Escalante
http://escalante.io
Engineer, Infinispan
http://infinispan.org