Update README.md

README.md

@@ -32,7 +32,7 @@ FastNet has an encode-process-decode structure with a series of graph neural net
 
 ### Model Sources
 
-- **Inference-only repository:** https://github.com/MetOffice/fastnet-inference
+- **Inference-only repository:** [in preparation]
 - **Paper:** [main publication](https://arxiv.org/abs/2509.17601) and [technical paper](https://arxiv.org/abs/2509.17658)
 
 ## Uses