Make use of <hlm:fastcopy> taskdef to speed up copying of RnD binary tree.
#!perl -w
use strict;
# Assume that all rnd repositories are delivered onto the build machine in \rnd\category\name\epoc32\...
my @rndRepositories = glob "/rnd/*/*";
foreach (@rndRepositories)
{
s{/}{\\}g;
system("xcopy /Q/C/I/Y/E $_\\epoc32 \\epoc32 > nul:");
}