You want to display your current local time in your generated files. This article explains how to configure your timezone with Form Publisher.
From your Google Form, open Form Publisher. Click Status & quotas:
Select your timezone from the dropdown list. You can either write your timezone directly in the filed or scroll the dropdown list and select your timezone.
If the format of the timezone is not correct, an error message appears.
Learn more: Standard markers to be reused in your template