File chinny.spec of Package A3

%global packname A3
%global rlibdir  %{_libdir}/R/library

Name: R-%{packname}
Version: 1.0.0
Release: 0
Summary: Foo: Bar
Group: Development/Libraries/Other
License: GPL-2.0
URL: https://cran.r-project.org/src/contrib 
Requires: R-base
%description
FooBar. 
%install
R CMD Install %{packname}_%{version}.tar.gz