Backported upstream patch with GCC 13 build fix.

nheko-0.11.3-gcc13-fix.patch

@@ -0,0 +1,22 @@
+From d7c10ae90417fcbb7f81edd4e40d89e91436244b Mon Sep 17 00:00:00 2001
+From: Nicolas Werner <nicolas.werner@hotmail.de>
+Date: Fri, 24 Mar 2023 19:48:47 +0100
+Subject: [PATCH] Fix explicit optional construction on gcc13
+
+---
+ src/timeline/EventStore.cpp | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/timeline/EventStore.cpp b/src/timeline/EventStore.cpp
+index 3c214dcbe..dd0e920de 100644
+--- a/src/timeline/EventStore.cpp
++++ b/src/timeline/EventStore.cpp
+@@ -650,7 +650,7 @@ EventStore::get(int idx, bool decrypt)
+         if (edits_.empty())
+             event = cache::client()->getEvent(room_id_, *event_id);
+         else
+-            event = {edits_.back()};
++            event = mtx::events::collections::TimelineEvent{edits_.back()};
+ 
+         if (!event)
+             return nullptr;

nheko.spec

@@ -1,6 +1,6 @@
 Name: nheko
 Version: 0.11.3
-Release: 1%{?dist}
+Release: 2%{?dist}
 
 # Main source - GPL-3.0-or-later.
 # cpp-httplib - bundled - MIT.
@@ -10,6 +10,9 @@ Summary: Desktop client for the Matrix protocol
 URL: https://github.com/Nheko-Reborn/%{name}
 Source0: %{url}/archive/v%{version}/%{name}-%{version}.tar.gz
 
+# https://github.com/Nheko-Reborn/nheko/commit/d7c10ae90417fcbb7f81edd4e40d89e91436244b
+Patch100: %{name}-0.11.3-gcc13-fix.patch
+
 BuildRequires: cmake(MatrixClient) >= 0.9.2
 BuildRequires: cmake(Olm) >= 3.2.12
 BuildRequires: cmake(Qt5Concurrent)
@@ -123,6 +126,9 @@ desktop-file-validate %{buildroot}%{_datadir}/applications/%{name}.desktop
 %{_mandir}/man1/%{name}.1*
 
 %changelog
+* Fri Mar 24 2023 Vitaly Zaitsev <vitaly@easycoding.org> - 0.11.3-2
+- Backported upstream patch with GCC 13 build fix.
+
 * Thu Feb 23 2023 Vitaly Zaitsev <vitaly@easycoding.org> - 0.11.3-1
 - Updated to version 0.11.3.