Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From e5db0708b4da80eee897588b96d6098243406075 Mon Sep 17 00:00:00 2001
|From: Fabian Blatz <fabian.blatz@gmail.com>
|Date: Mon, 12 Oct 2020 11:26:51 +0000
|Subject: [PATCH] adds opacity on a per client basis
|
|---
| config.def.h | 10 +++++++---
| dwm.c        | 37 ++++++++++++++++++++++++++++++++++++-
| 2 files changed, 43 insertions(+), 4 deletions(-)
|
|diff --git a/config.def.h b/config.def.h
|index 1c0b587..7addf50 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 27.
Hunk #3 succeeded at 86.
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 664c527..15014c0 100644
|--- a/dwm.c
|+++ b/dwm.c
--------------------------
Patching file dwm.c using Plan A...
Hunk #1 succeeded at 62.
Hunk #2 succeeded at 95.
Hunk #3 succeeded at 139.
Hunk #4 succeeded at 151.
Hunk #5 succeeded at 188.
Hunk #6 succeeded at 292.
Hunk #7 succeeded at 305.
Hunk #8 succeeded at 462.
Hunk #9 succeeded at 1060.
Hunk #10 succeeded at 1222.
Hunk #11 succeeded at 1597.
Hmm...  Ignoring the trailing garbage.
done