Disable ld.gold on riscv64

ld.gold was never ported to riscv64.

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

ghc.spec

@@ -88,7 +88,7 @@ Version: 9.2.6
 # - release can only be reset if *all* library versions get bumped simultaneously
 #   (sometimes after a major release)
 # - minor release numbers for a branch should be incremented monotonically
-Release: 129%{?dist}
+Release: 129.0.riscv64%{?dist}
 Summary: Glasgow Haskell Compiler
 
 License: BSD and HaskellReport
@@ -526,7 +526,9 @@ export CC=%{_bindir}/gcc
 # /usr/bin/debugedit: Cannot handle 8-byte build ID
 # https://bugzilla.redhat.com/show_bug.cgi?id=2116508
 # https://gitlab.haskell.org/ghc/ghc/-/issues/22195
+%ifnarch riscv64
 export LD=%{_bindir}/ld.gold
+%endif
 
 # * %%configure induces cross-build due to different target/host/build platform names
 ./configure --prefix=%{_prefix} --exec-prefix=%{_exec_prefix} \
@@ -998,6 +1000,9 @@ env -C %{ghc_html_libraries_dir} ./gen_contents_index
 
 
 %changelog
+* Thu Mar 02 2023 David Abdurachmanov <davidlt@rivosinc.com> - 9.2.6-129.0.riscv64
+- Disable ld.gold on riscv64 (not supported)
+
 * Fri Feb 17 2023 Jens Petersen <petersen@redhat.com> - 9.2.6-129
 - upstream patch to enable SMP rts for ppc64le