[jkubicek]

Linus has guessed it took him about two weeks to get git to the point it was self-hosted.

http://www.spinics.net/lists/git/msg24132.html

It's still impressive, though.

Edit: Should have read further. It looks like Linus got git self-hosting in two days.

https://lkml.org/lkml/2005/4/8/9