As far as I know only the HSV cars in Australia & New Zealand and the Vauxhall VXR-8 in UK have the front driving lights.
The VE Series 1 have a 90mm driving light mounted above 45mm fog lights.
Here you see just the wiring for the bottom fogs
Here is the wiring for just the driving lights. (Notice the relay)
Here's all the wiring for fogs and driving lights.
Someone like David from DHMotorsports should be able to tell you any tricks to get the driving lights working in a G8 once you had the driving light harness pictured above.