SHA mismatch on install from home-brew

```
==> Downloading from https://release-assets.githubusercontent.com/github-product
######################################################################### 100.0%
Error: SHA-256 mismatch
Expected: 66b05b0af7444bc13d04d68cd1e0bb5a23690e5e8ddb6e7879cc5f27ec8e541a
Actual: e9c90f708427b98b7a3a9dac77f6d7b0188f7ec4d6a3dc122cf2b6555ad671ba
File: /Users/rog/Library/Caches/Homebrew/downloads/ade9c1fcbd6f8ab8cfa318d6c8834b8d14876cea3975d448ed5b2a1352ba1223--Copilot.for.Xcode.app.zip
```

**Versions**
- Copilot for Xcode: not installed yet
- Xcode: 26.2
- macOS: 26.3

**Steps to reproduce**
1. `brew install --cask copilot-for-xcode`
2.

**Screenshots**
as above.

**Logs**
as above

**Additional context**
OS updated to 26.3 recently.
I have run `brew update` and `brew upgrade`