mono/global.json

{
  "tools": {
    "dotnet": "5.0.100-alpha1-015772"
  },
  "msbuild-sdks": {
    "Microsoft.DotNet.Arcade.Sdk": "5.0.0-beta.20076.3",
    "Microsoft.DotNet.Helix.Sdk": "5.0.0-beta.20076.3"
  }
}