Add support for riscv64

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

volk.spec

@@ -1,6 +1,6 @@
 Name:          volk
 Version:       2.5.1
-Release:       3%{?dist}
+Release:       3.0.riscv64%{?dist}
 Summary:       The Vector Optimized Library of Kernels
 License:       GPLv3+
 URL:           https://github.com/gnuradio/%{name}
@@ -102,7 +102,7 @@ rm -f %{buildroot}%{_libdir}/libcpu_features.a
 
 %files devel
 %{_includedir}/volk
-%ifnarch s390x
+%ifnarch s390x riscv64
 %{_includedir}/cpu_features
 %{_libdir}/cmake/CpuFeatures
 %endif
@@ -116,6 +116,9 @@ rm -f %{buildroot}%{_libdir}/libcpu_features.a
 
 
 %changelog
+* Thu Oct 20 2022 David Abdurachmanov <davidlt@rivosinc.com> - 2.5.1-3.0.riscv64
+- Add support for riscv64
+
 * Sat Jul 23 2022 Fedora Release Engineering <releng@fedoraproject.org> - 2.5.1-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild