community/qt5-qtserialport: apply latest KDE patches

community/qt5-qtserialport/APKBUILD

 # Contributor: Denis Ryabyy <vv1r0x@gmail.com>
 # Maintainer: Bart Ribbers <bribbers@disroot.org>
 pkgname=qt5-qtserialport
-pkgver=5.15.2
-pkgrel=1
+pkgver=5.15.3_git20201028
+pkgrel=0
+_commit="941d1d8560d1f3e40077c251fbde6fd6a5b0f0d4"
 pkgdesc="Qt5 - QtSerialPort module"
 url="https://wiki.qt.io/QtSerialPort"
 arch="all"
 license="(LGPL-2.0-or-later OR GPL-3.0-only OR GPL-2.0-or-later) AND Qt-GPL-exception-1.0"
 makedepends="qt5-qtbase-dev eudev-dev"
 subpackages="$pkgname-dev"
-builddir="$srcdir/qtserialport-everywhere-src-$pkgver"
+builddir="$srcdir/qtserialport-$_commit"
 
 case $pkgver in
 	*_beta*|*_rc*) _rel=development_releases;;
 	*) _rel=official_releases;;
 esac
 
-source="https://download.qt.io/$_rel/qt/${pkgver%.*}/$pkgver/submodules/qtserialport-everywhere-src-$pkgver.tar.xz"
+source="https://invent.kde.org/qt/qt/qtserialport/-/archive/$_commit/qtserialport-$_commit.tar.gz"
+
+prepare() {
+	default_prepare
+
+	# We need to make the build system think we're running in a git repository
+	# so it correctly symlinks during the build
+	mkdir .git
+}
 
 build() {
 	qmake-qt5
@@ -38,4 +47,4 @@ package() {
 	ln -s /usr/share/licenses/qt5-base "$pkgdir"/usr/share/licenses/$pkgname
 }
 
-sha512sums="353cc5f708367d646bd312f7d675b417bad4df44356f1dfc8b6ce846a86fd6d5955ec4d26f943e50f4a7b94cc6389fe658959e90bbb5ab3cdaefed0efe6ae72b  qtserialport-everywhere-src-5.15.2.tar.xz"
+sha512sums="586f919f1e23c3b06c8bf1651cf2c9884f6ebf458b7abf135dc98cb4e55ee039b7d0513ab5941c386f70c6b26ae86fd0007911d700804651c68ea3938af44855  qtserialport-941d1d8560d1f3e40077c251fbde6fd6a5b0f0d4.tar.gz"