Disable ck and luajit on riscv

These packages do not have support for riscv.

Signed-off-by: David Abdurachmanov <david.abdurachmanov@sifive.com>

sysbench.spec

@@ -1,18 +1,24 @@
 Summary:       System performance benchmark
 Name:          sysbench
 Version:       1.0.17
-Release:       3%{?dist}
+Release:       3.0.riscv64%{?dist}
 License:       GPLv2+
 Source0:       https://github.com/akopytov/%{name}/archive/%{version}/%{name}-%{version}.tar.gz
 URL:           https://github.com/akopytov/sysbench/
 
 BuildRequires: automake
+%ifnarch riscv64
+# Not supported on riscv64
 BuildRequires: ck-devel
+%endif
 BuildRequires: docbook-style-xsl
 BuildRequires: libaio-devel
 BuildRequires: libtool
 BuildRequires: libxslt
+%ifnarch riscv64
+# Not supported on riscv64
 BuildRequires: luajit-devel
+%endif
 %if 0%{?el6}
 BuildRequires: mysql-devel
 %endif
@@ -36,7 +42,7 @@ BuildRequires: postgresql-devel
 %if 0%{?el6} || 0%{?el7}
 ExclusiveArch:  %{arm} %{ix86} x86_64 %{mips}
 %else
-ExclusiveArch:  %{arm} %{ix86} x86_64 %{mips} aarch64
+ExclusiveArch:  %{arm} %{ix86} x86_64 %{mips} aarch64 riscv64
 %endif
 
 
@@ -104,6 +110,9 @@ rm t/opt_report_interval.t
 
 
 %changelog
+* Wed Nov 06 2019 David Abdurachmanov <david.abdurachmanov@sifive.com> - 1.0.17-3.0.riscv64
+- Add support for RISC-V (riscv64)
+
 * Sat Jul 27 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.17-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild