Disable tests on riscv64 for now

Kernel bug is causing issues with strace. See:
https://lists.infradead.org/pipermail/linux-riscv/2020-December/003981.html

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

strace.spec

@@ -1,7 +1,7 @@
 Summary: Tracks and displays system calls associated with a running process
 Name: strace
 Version: 5.10
-Release: 1%{?dist}
+Release: 1.0.riscv64%{?dist}
 # The test suite is GPLv2+, all the rest is LGPLv2.1+.
 License: LGPL-2.1+ and GPL-2.0+
 # Some distros require Group tag to be present,
@@ -90,6 +90,7 @@ done
 wait
 
 %check
+%ifnarch riscv64
 %{buildroot}%{_bindir}/strace -V
 %make_build -k check VERBOSE=1
 echo 'BEGIN OF TEST SUITE INFORMATION'
@@ -97,6 +98,7 @@ tail -n 99999 -- tests*/test-suite.log tests*/ksysent.gen.log
 find tests* -type f -name '*.log' -print0 |
 	xargs -r0 grep -H '^KERNEL BUG:' -- ||:
 echo 'END OF TEST SUITE INFORMATION'
+%endif
 
 %files
 %maybe_use_defattr
@@ -106,6 +108,9 @@ echo 'END OF TEST SUITE INFORMATION'
 %{_mandir}/man1/*
 
 %changelog
+* Thu Dec 31 2020 David Abdurachmanov <david.abdurachmanov@sifive.com> - 5.10-1.0.riscv64
+- Disable tests on riscv64 for now
+
 * Mon Dec 14 2020 Eugene Syromiatnikov <esyr@redhat.com> - 5.10-1
 - v5.9 -> v5.10.