The protagonist is a member of the underground resistance fighting against the German occupation. The song begins with him fleeing from German soldiers ("When they poured across the border"). He has been separated from his family and has had to abandon his old identity ("I have changed my name so often") to survive.
What an intriguing phrase! "Choye Zoikhem" seems to be a unique and mysterious term. I'll weave a story around it, and see where the imagination takes us. choye zoikhem
Here is the completion of that specific verse/story segment from the song: The protagonist is a member of the underground