File project.diff of Package rubygem-net-smtp

--- rubygem-net-smtp.spec.orig
+++ rubygem-net-smtp.spec
@@ -28,15 +28,8 @@ Version:        0.3.3
 Release:        0
 %define mod_name net-smtp
 %define mod_full_name %{mod_name}-%{version}
-# MANUAL
-%if 0%{?suse_version} && 0%{?suse_version} < 1699
-%define rb_build_versions     %{my_apps_rb_build_versions}
-%define rb_build_ruby_abis    %{my_apps_rb_build_abi}
-%endif
-# /MANUAL
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  ruby-macros >= 5
-BuildRequires:  %{ruby >= 2.6.0}
+BuildRequires:  %{ruby}
 BuildRequires:  %{rubygem gem2rpm}
 Url:            https://github.com/ruby/net-smtp
 Source:         https://rubygems.org/gems/%{mod_full_name}.gem