Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From a189dd70bd7c0789a11f304ceb75fd2d66fa405d Mon Sep 17 00:00:00 2001
|From: Ehsan Ghorbannezhad <ehsan@disroot.org>
|Date: Sat, 30 Apr 2022 01:15:20 +0430
|Subject: [PATCH] add a new layout called stairs
|
|---
| config.def.h |  5 +++++
| dwm.c        | 38 ++++++++++++++++++++++++++++++++++++++
| 2 files changed, 43 insertions(+)
|
|diff --git a/config.def.h b/config.def.h
|index a2ac963..7774f1e 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 5.
Hunk #2 succeeded at 45.
Hunk #3 succeeded at 81.
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 5646a5c..fcdbb06 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 207.
Hunk #2 succeeded at 1660.
Hmm...  Ignoring the trailing garbage.
done