Update existing packer image


I’ve created Golden Image using packer with base software. And the VM image are located in Azure. This was configured in different repository.

I’ve other packer file from which I want to used Golden Image and update that image with additional software. The agenda is to used Golden Image on the top of different packer file.

Please assist me how I can achieve that. I’m searching how we can pass the Golden Image Name in source block of other packer file.