Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From 9d9ffce06c0ac0903917e19a7e70a78813e12e2f Mon Sep 17 00:00:00 2001
|From: Dennis Witzig <dennis@wtzg.de>
|Date: Mon, 1 Jun 2020 23:02:45 +0200
|Subject: [PATCH] Add ability to move a window to specific tag on the next or
| previous monitor
|
|---
| config.def.h |  4 +++-
| dwm.c        | 33 +++++++++++++++++++++++++++++++++
| 2 files changed, 36 insertions(+), 1 deletion(-)
|
|diff --git a/config.def.h b/config.def.h
|index 1c0b587..580382e 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 49.
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 4465af1..d3ace89 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 208.
Hunk #2 succeeded at 1673.
Hmm...  Ignoring the trailing garbage.
done