Disable rav1e on riscv64

Doesn't build on riscv64 yet.

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

ffmpeg.spec

@@ -99,7 +99,7 @@ Name:           ffmpeg
 %global pkg_name %{name}%{?pkg_suffix}
 
 Version:        5.1.2
-Release:        1%{?dist}
+Release:        1.0.riscv64%{?dist}
 Summary:        A complete solution to record, convert and stream audio and video
 License:        GPLv3+
 URL:            https://ffmpeg.org/
@@ -203,7 +203,9 @@ BuildRequires:  pkgconfig(openal)
 BuildRequires:  pkgconfig(OpenCL)
 BuildRequires:  pkgconfig(opencv4)
 BuildRequires:  pkgconfig(opus)
+%ifnarch riscv64
 BuildRequires:  pkgconfig(rav1e)
+%endif
 BuildRequires:  pkgconfig(rubberband)
 BuildRequires:  pkgconfig(schroedinger-1.0)
 BuildRequires:  pkgconfig(sdl2)
@@ -615,7 +617,9 @@ cp -a doc/examples/{*.c,Makefile,README} _doc/examples/
     --enable-libopenmpt \
     --enable-libopus \
     --enable-libpulse \
+%ifnarch riscv64
     --enable-librav1e \
+%endif
     --enable-librsvg \
     --enable-librubberband \
     --enable-libsnappy \
@@ -846,6 +850,9 @@ rm -rf %{buildroot}%{_datadir}/%{name}/examples
 %{_mandir}/man3/libswscale.3*
 
 %changelog
+* Wed Nov 16 2022 David Abdurachmanov <davidlt@rivosinc.com> - 5.1.2-1.0.riscv64
+- Disable rav1e on riscv64
+
 * Wed Oct 12 2022 Neal Gompa <ngompa@fedoraproject.org> - 5.1.2-1
 - Update to version 5.1.2
 - Refresh dlopen headers and patch for OpenH264 2.3.1