Get the source code of this build by using anonymous svn in this way:

svn co -r 68 svn://svn.gna.org/svn/grub4dos/trunk grub4dos

or in this way:

svn co -r 68 http://svn.gna.org/svn/grub4dos/trunk grub4dos

and now you may "cd grub4dos" and do a "make" to compile.