Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From 7100c2c92ea694d3146517f7913e6b9a8c054788 Mon Sep 17 00:00:00 2001
|From: Noah Osterholz <osterholznoah@gmail.com>
|Date: Wed, 8 Oct 2025 16:17:12 +0200
|Subject: [PATCH] Adding the ifroot function to be able to assign one keymap to
| two functions depending on wether a client or the root window is focused.
|
|---
| config.def.h |  2 +-
| dwm.c        | 19 +++++++++++++++++++
| 2 files changed, 20 insertions(+), 1 deletion(-)
|
|diff --git a/config.def.h b/config.def.h
|index 81c3fc0..afc21ec 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 73 (offset -1 lines).
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 4f345ee..b144e90 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 140.
Hunk #2 succeeded at 181.
Hunk #3 succeeded at 984.
Hmm...  Ignoring the trailing garbage.
done