importCSVFromWeb.js

function importCSVFromWeb() {

  var csvUrl = "https://raw.githubusercontent.com/pcm-dpc/COVID-19/master/dati-regioni/dpc-covid19-ita-regioni.csv";
  var csvContent = UrlFetchApp.fetch(csvUrl).getContentText();
  //csvContent.replace(/[ \t]+$/gm, ' ');
  var csvData = Utilities.parseCsv(csvContent);
  
  var sheet = SpreadsheetApp.getActiveSheet();
  var sheet = SpreadsheetApp.getActive().getSheetByName('Sheet1')
  sheet.getRange(1, 1, csvData.length, csvData[0].length).setValues(csvData);

}