At the risk of getting flamed,,,
Do not beg for your life from these animals. Do tell them what lowlife vermin they are and spit in their grubby faces.
You are going to die anyway, so die like a man with defiance in your last breath. Show courage.
Now this is what I like to think I would do but of course one really would not know until you found yourself in that situation.
Torture, applied incessantly and without respite for hours on end, can make even the most hardened break.