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diff --git a/rubygem-deacon.spec b/rubygem-deacon.spec
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+%global pkg_name %{name}
+
+%global gem_name deacon
+
+Name: rubygem-%{gem_name}
+Version: 1.0.0
+Release: 1
+Summary: Human readable random name generator
+Group: Development/Languages
+License: GPLv3 and Public domain
+URL: https://github.com/lzap/deacon
+Source0: https://rubygems.org/gems/%{gem_name}-%{version}.gem
+Source1: https://github.com/lzap/%{gem_name}/archive/refs/tags/%{gem_name}-%{version}.tar.gz
+Requires: ruby(release)
+Requires: ruby
+Requires: ruby(rubygems)
+BuildRequires: ruby(release)
+BuildRequires: ruby
+BuildRequires: rubygems-devel
+BuildArch: noarch
+Provides: rubygem(%{gem_name}) = %{version}
+
+%description
+Provides human readable names using continious LFSR.
+
+
+%package doc
+Summary: Documentation for %{pkg_name}
+Group: Documentation
+Requires: %{pkg_name} = %{version}-%{release}
+BuildArch: noarch
+
+%description doc
+Documentation for %{pkg_name}.
+
+%prep
+gem unpack %{SOURCE0}
+
+%setup -q -D -T -n  %{gem_name}-%{version}
+
+gem spec %{SOURCE0} -l --ruby > %{gem_name}.gemspec
+
+%build
+# Create the gem as gem install only works on a gem file
+gem build %{gem_name}.gemspec
+
+# %%gem_install compiles any C extensions and installs the gem into ./%%gem_dir
+# by default, so that we can move it into the buildroot in %%install
+%gem_install
+
+%install
+mkdir -p %{buildroot}%{gem_dir}
+cp -pa .%{gem_dir}/* \
+        %{buildroot}%{gem_dir}/
+
+%files
+%dir %{gem_instdir}
+%doc %{gem_instdir}/LICENSE
+%{gem_instdir}/data
+%{gem_libdir}
+%exclude %{gem_cache}
+%{gem_spec}
+
+%files doc
+%doc %{gem_docdir}
+%doc %{gem_instdir}/README.md
+%{gem_instdir}/Rakefile
+%{gem_instdir}/test
+
+%changelog
+* Mon Jun 7 2021  liqiuyu <liqiuyu@kylinos.cn> - 1.0.0-1
+- Init  project