Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|From 1e752ae33791652d050e7d03e6d8e9df3fb459e3 Mon Sep 17 00:00:00 2001
|From: Santtu Lakkala <inz@inz.fi>
|Date: Thu, 17 Feb 2022 18:11:35 +0200
|Subject: [PATCH] Open url from clipboard
|
|Based on the previous versions of the patch, but uses double-fork/execlp
|instead of system() to avoid potential shell escaping issues and make
|the command line building unnecessary.
|---
| config.def.h |  1 +
| st.c         |  2 +-
| st.h         |  1 +
| x.c          | 21 +++++++++++++++++++++
| 4 files changed, 24 insertions(+), 1 deletion(-)
|
|diff --git a/config.def.h b/config.def.h
|index 91ab8ca..a696ec7 100644
|--- a/config.def.h
|+++ b/config.def.h
--------------------------
Patching file config.def.h using Plan A...
Hunk #1 succeeded at 201.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/st.c b/st.c
|index 51049ba..4fbc5c8 100644
|--- a/st.c
|+++ b/st.c
--------------------------
Patching file st.c using Plan A...
Hunk #1 succeeded at 810.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/st.h b/st.h
|index 519b9bd..3b4b395 100644
|--- a/st.h
|+++ b/st.h
--------------------------
Patching file st.h using Plan A...
Hunk #1 succeeded at 81.
Hmm...  The next patch looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/x.c b/x.c
|index 8a16faa..3a4e5f0 100644
|--- a/x.c
|+++ b/x.c
--------------------------
Patching file x.c using Plan A...
Hunk #1 succeeded at 5.
Hunk #2 succeeded at 2079.
Hmm...  Ignoring the trailing garbage.
done