You can clone with
Cannot retrieve contributors at this time
Using the GHC build system--------------------------For a "Getting Started" guide, see: http://hackage.haskell.org/trac/ghc/wiki/Building/HackingCommon commands: make Builds everything: ghc stages 1 and 2, all libraries and tools. make -j2 Parallel build: runs up to 2 commands at a time (use the number of CPUs in your machine in place of '2') cd <dir>; make Builds everything in the given directory. cd <dir>; make help Shows the targets available in <dir> make install Installs GHC, libraries and tools under $(prefix) make sdist make binary-dist Builds a source or binary distribution respectively make show VALUE=<var> Displays the value of make variable <var> make clean make distclean make maintainer-clean Various levels of cleaning: "clean" restores the tree to the state after "./configure", "distclean" restores to the state after "perl boot", and maintainer-clean restores the tree to the completely clean checked-out state.