Remove Requires: /usr/bin/gdb-add-index for riscv64

Revert this once we have GDB package.

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

rpm.spec

@@ -35,7 +35,7 @@
 Summary: The RPM package management system
 Name: rpm
 Version: %{rpmver}
-Release: %{?snapver:0.%{snapver}.}%{rel}%{?dist}
+Release: %{?snapver:0.%{snapver}.}%{rel}.0.riscv64%{?dist}
 Group: System Environment/Base
 Url: http://www.rpm.org/
 Source0: http://ftp.rpm.org/releases/%{srcdir}/%{name}-%{srcver}.tar.bz2
@@ -224,7 +224,10 @@ Requires: elfutils >= 0.128 binutils
 Requires: findutils sed grep gawk diffutils file patch >= 2.5
 Requires: tar unzip gzip bzip2 cpio xz zstd
 Requires: pkgconfig >= 1:0.24
+# RISC-V does not have upstream GDB port for Linux
+%ifnarch riscv64
 Requires: /usr/bin/gdb-add-index
+%endif
 # Technically rpmbuild doesn't require any external configuration, but
 # creating distro-compatible packages does. To make the common case
 # "just work" while allowing for alternatives, depend on a virtual
@@ -600,6 +603,10 @@ make check || cat tests/rpmtests.log
 %doc doc/librpm/html/*
 
 %changelog
+* Wed May 16 2018 David Abdurachmanov <david.abdurachmanov@gmail.com> - 4.14.1-8.0.riscv64
+- Remove Requires: /usr/bin/gdb-add-index for riscv64 (we have not upstream
+  port with Linux support). This is temporary.
+
 * Tue Feb 20 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 4.14.1-8
 - Split rpm-build-libs to one more subpackage rpm-sign-libs