xharness/global.json

{
  "tools": {
    "dotnet": "3.1.101",
    "runtimes": {
      "dotnet": [
        "2.1.11"
      ]
    }
  },
  "msbuild-sdks": {
    "Microsoft.DotNet.Arcade.Sdk": "5.0.0-beta.20171.1",
    "Microsoft.DotNet.Helix.Sdk": "5.0.0-beta.20171.1"
  }
}