Maybe. Goliath 120B took two different llama variants and interwove the layers. Surprisingly Goliath 120B quantized to 2bit is outperforming llama 70B 4bit in many benchmarks.
https://www.reddit.com/r/LocalLLaMA/comments/17vcr9d/llm_com...
https://www.reddit.com/r/LocalLLaMA/comments/17vcr9d/llm_com...
In the “Merge Process” section they at least give the layer ranges.