Use a recursive git clone.

git clone --recursive git://github.com/danielcrenna/TrueCraft.git

TrueCraft is compatible with Minecraft beta 1.7.3 texture packs. We ship the Pixeludi Pack (by Wojtek Mroczek) by default. You can install the Mojang assets through the TrueCraft launcher if you wish.

NOT AN OFFICIAL MINECRAFT PRODUCT. NOT APPROVED BY OR ASSOCIATED WITH MOJANG.