It's two different hooks and you asked to have issue be reported separately.

On Wed, Feb 5, 2025 at 3:24 PM Eli Zaretskii <eliz@gnu.org> wrote:

> merge 76078 76077
> thanks
>
> > From: Ship Mints <shipmints@gmail.com>
> > Date: Wed, 5 Feb 2025 14:07:27 -0500
> >
> > grep is missing a hook similar to occur-mode-find-occurrence-hook. It is
> very useful to manipulate
> > occurrences.
> >
> > I took a look at debbugs and could not find any history of discussion.
>
> This is an exact duplicate of bug#76077, which you submitted just a
> few minutes earlier.  I'm therefore merging them.
>