Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From a6b3831c14ecec2d6da4cce031f6dada64ac7565 Mon Sep 17 00:00:00 2001
|From: dimarogiv <dirsednet.it@gmail.com>
|Date: Thu, 20 Jul 2023 14:22:32 +0300
|Subject: [PATCH] With this patch you can focus on any of the currently open
| windows on the current tagset with just one key combination
|
|---
| config.def.h |  8 ++++++++
| dwm.c        | 14 ++++++++++++++
| 2 files changed, 22 insertions(+)
|
|diff --git a/config.def.h b/config.def.h
|index 9efa774..c3718fe 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 94.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/dwm.c b/dwm.c
|index f1d86b2..54eb2e2 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 211.
Hunk #2 succeeded at 1736.
Hmm...  Ignoring the trailing garbage.
done