Check what GitHub pre-receive hooks do

Question

Is there a way to inspect the script that gets executed for each GitHub Enterprise pre-receive hook?

All I'm seeing is a list of non clickable file (?) names:

Answer 1

In the upper-right corner of any page, click

In the left sidebar, click Admin center.

In the left sidebar, click Webhooks.

Next to the pre-receive hook that you want to edit, click

From the GitHub Enterprise Server doc