How to release a GameObject from owner

I am testing UNET but is running into problem with things that probably should be very simple.

I have an Orange fruit (GameObject) that i can drag and have attached the network transform in code. When releasing the mouse (Mouse Up) I want to release the ownership of the Orange so none owns it. I have tested with ReplacePlayerForConnection and a few other things but totally screwed up the code.

I have now reset everything and must ask for some help how to do this.

The scripts i have,...

How to release a GameObject from owner