fix rpmbuild missing patches due to different arch

(cherry picked from commit 2089e7834a641d99193b952b0e20c68a20cf3905)

qpdf.spec

@@ -1,15 +1,13 @@
 Name:           qpdf
 Version:        8.4.2
-Release:        2
+Release:        3
 Summary:        A command-line program to transform PDF files
 License:        (Artistic 2.0 or ASL 2.0) and MIT
 URL:            http://qpdf.sourceforge.net/
 Source0:        http://downloads.sourceforge.net/sourceforge/qpdf/qpdf-%{version}.tar.gz
 
 Patch0000:      qpdf-doc.patch
-%ifarch aarch64
 Patch0001:      qpdf-erase-tests-with-generated-object-stream.patch
-%endif
 
 BuildRequires:  gcc gcc-c++ zlib-devel libjpeg-turbo-devel pcre-devel
 BuildRequires:  perl-interpreter perl-generators perl(Digest::MD5)
@@ -42,7 +40,11 @@ Obsoletes:      %{name}-doc < %{version}-%{release}
 This package contains some man help and other files for %{name}.
 
 %prep
-%autosetup -p1
+%setup
+%patch0000 -p1
+%ifarch aarch64
+%patch0001 -p1
+%endif
 
 sed -i '1c#!/usr/bin/perl' qpdf/fix-qdf
 
@@ -83,6 +85,9 @@ make check
 %{_mandir}/man1/*
 
 %changelog
+* Wed Dec 15 2019 caodongxia <caodongxia@huawei.com> - 8.4.2-3
+- fix rpmbuild missing patches due to different arch
+
 * Wed Dec 16 2019 catastrowings <jianghuhao1994@163.com> - 8.4.2-2
 - fix build fail