diff --git a/.gitignore b/.gitignore
index 5f93b68..999de94 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@
 /qtbase-everywhere-src-5.14.2.tar.xz
 /qtbase-everywhere-src-5.15.1.tar.xz
 /qtbase-everywhere-src-5.15.2.tar.xz
+/kde-5.15-rollup-20210823.patch.gz
diff --git a/0068-Bump-version.patch b/0068-Bump-version.patch
new file mode 100644
index 0000000..6720f2e
--- /dev/null
+++ b/0068-Bump-version.patch
@@ -0,0 +1,25 @@
+From 6344955d17e17e2398720fe60c34cfc2a4a95208 Mon Sep 17 00:00:00 2001
+From: Liang Qi <liang.qi@qt.io>
+Date: Tue, 17 Nov 2020 11:07:30 +0100
+Subject: [PATCH 068/220] Bump version
+
+Change-Id: I5697edf968dfaebe25c73899d26ed234631e55dc
+Reviewed-by: Kevin Funk <kevin.funk@kdab.com>
+Reviewed-by: Jani Heikkinen <jani.heikkinen@qt.io>
+---
+ .qmake.conf | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/.qmake.conf b/.qmake.conf
+index 9476d20099..1bf1a80475 100644
+--- a/.qmake.conf
++++ b/.qmake.conf
+@@ -6,4 +6,4 @@ DEFINES += QT_NO_JAVA_STYLE_ITERATORS
+ QT_SOURCE_TREE = $$PWD
+ QT_BUILD_TREE = $$shadowed($$PWD)
+ 
+-MODULE_VERSION = 5.15.2
++MODULE_VERSION = 5.15.3
+-- 
+2.31.1
+
diff --git a/qt5-qtbase.spec b/qt5-qtbase.spec
index 147c4e1..a5d09fb 100644
--- a/qt5-qtbase.spec
+++ b/qt5-qtbase.spec
@@ -55,7 +55,7 @@ BuildRequires: pkgconfig(libsystemd)
 Name:    qt5-qtbase
 Summary: Qt5 - QtBase components
 Version: 5.15.2
-Release: 21%{?dist}
+Release: 22%{?dist}
 
 
 # See LGPL_EXCEPTIONS.txt, for exception details
@@ -134,14 +134,12 @@ Patch80: qtbase-use-wayland-on-gnome.patch
 # gcc-11
 Patch90: %{name}-gcc11.patch
 
-# glibc stat
-
 ## upstream patches
-# see also patch90
-Patch200: qtbase-QTBUG-90395.patch
-Patch201: qtbase-QTBUG-89977.patch
-Patch202: qtbase-filechooser-portal-send-window-id-in-hex.patch
-Patch203: qtbase-QTBUG-91909.patch
+# https://invent.kde.org/qt/qt/qtbase, kde/5.15 branch
+# git diff v5.15.2..HEAD | gzip > kde-5.15-rollup-(date).patch.gz
+# patch100 in lookaside cache due to large'ish size -- rdieter
+Patch100: kde-5.15-rollup-20210823.patch.gz
+Patch101: 0068-Bump-version.patch
 
 # Do not check any files in %%{_qt5_plugindir}/platformthemes/ for requires.
 # Those themes are there for platform integration. If the required libraries are
@@ -409,9 +407,9 @@ Qt5 libraries used for drawing widgets and OpenGL items.
 %patch90 -p1 -b .gcc11
 
 ## upstream patches
-%patch200 -p1 -b .QTBUG-90395
-%patch201 -p1 -b .QTBUG-89977
-%patch203 -p1 -b .QTBUG-91909
+%patch100 -p1
+# revert version bump
+%patch101 -p1 -R
 
 # move some bundled libs to ensure they're not accidentally used
 pushd src/3rdparty
@@ -1073,6 +1071,9 @@ fi
 
 
 %changelog
+* Mon Aug 23 2021 Rex Dieter <rdieter@fedoraproject.org> - 5.15.2-22
+- sync kde/5.15 branch patches
+
 * Thu Jul 29 2021 Than Ngo <than@redhat.com> - 5.15.2-21
 - Fixed FTBFS against firebird-4.0.0
 
diff --git a/sources b/sources
index 6ef5740..175d81b 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
 SHA512 (qtbase-everywhere-src-5.15.2.tar.xz) = a549bfaf867d746ff744ab224eb65ac1bdcdac7e8457dfa379941b2b225a90442fcfc1e1175b9afb1f169468f8130b7ab917c67be67156520a4bfb5c92d304f9
+SHA512 (kde-5.15-rollup-20210823.patch.gz) = 42beeb748776fc098201d3cea0e5e10426838c3d37adc9e55024060420ddaa816cfc3c5f8260a07dc0ca9cce87b09bc1f99e602498e0d32c35f661a1ce326a9b