Welcome. Get under the car at the rear of the engine you will find the oil filter. I would guess this is leaking and the oil is running along sump to gearbox.
If thats ok and it is from inside bellhousing there is a 12mm allan key bolt that leaks. Clutch is doen easilly within 4 hours. I used...
Did you find it? I think if you look on the sump you will find two drain plugs. A 19mm nut is one and a 5mm allan key bolt is the other. If you take out the 5mm allan bolt you will get some fluid run out. This is the fill hole. While its running and at 40'c it should slowly drip out. This is to...