Add support for riscv64

Signed-off-by: David Abdurachmanov <davidlt@rivosinc.com>

isomd5sum-1.2.3-add-riscv64.patch

@@ -0,0 +1,13 @@
+diff --git a/Makefile b/Makefile
+index c98cf35..a601e78 100644
+--- a/Makefile
++++ b/Makefile
+@@ -4,7 +4,7 @@ PYTHONINCLUDE := $(shell $(PYTHON)-config --includes)
+ 
+ VERSION=1.2.3
+ 
+-ifneq (,$(filter sparc64 ppc64 ppc64le x86_64 s390x aarch64,$(shell uname -m)))
++ifneq (,$(filter sparc64 ppc64 ppc64le x86_64 s390x aarch64 riscv64,$(shell uname -m)))
+ LIBDIR = lib64
+ else
+ LIBDIR = lib

isomd5sum.spec

@@ -1,13 +1,15 @@
 Summary: Utilities for working with md5sum implanted in ISO images
 Name:    isomd5sum
 Version: 1.2.3
-Release: 19%{?dist}
+Release: 19.0.riscv64%{?dist}
 Epoch: 1
 License: GPL-2.0-or-later
 
 Url:     https://github.com/rhinstaller/isomd5sum
 Source0: https://github.com/rhinstaller/%{name}/archive/%{version}.tar.gz
 
+Patch0:  isomd5sum-1.2.3-add-riscv64.patch
+
 BuildRequires: gcc
 BuildRequires: popt-devel
 BuildRequires: python3-devel
@@ -63,6 +65,9 @@ PYTHON=%{__python3} make DESTDIR=$RPM_BUILD_ROOT install-bin install-devel insta
 %{python3_sitearch}/pyisomd5sum.so
 
 %changelog
+* Mon Apr 17 2023 David Abdurachmanov <davidlt@rivosinc.com> - 1.2.3-19.0.riscv64
+- Add support for riscv64
+
 * Mon Jan 30 2023 Brian C. Lane <bcl@redhat.com> - 1.2.3-19
 - SPDX migration