PowerShell_Scripts/scoop/_.package.json

{
    "package":  {
                    "Name":  "scoop",
                    "Condition":  [
                                      {
                                          "custom":  "Get-Command scoop | Where-Object Source -match \"^$([regex]::Escape($env:SCOOP))\""
                                      }
                                  ]
                }
}