Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From 94362c75d92a77d11dfbfecce89394b2e0078cd0 Mon Sep 17 00:00:00 2001
|From: Finn Rayment <finn@rayment.fr>
|Date: Sun, 21 Aug 2022 13:56:50 +1000
|Subject: [PATCH] Added cursor warp for refocus and window spawn/death
|
|---
| dwm.c | 8 ++++++++
| 1 file changed, 8 insertions(+)
|
|diff --git a/dwm.c b/dwm.c
|index a96f33c..f0e8a39 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 831.
Hunk #2 succeeded at 858.
Hunk #3 succeeded at 1080.
Hunk #4 succeeded at 1793.
Hmm...  Ignoring the trailing garbage.
done