%git_clone(Rc) %{lua:
        local dir = rpm.expand("%{_builddir}/%{name}-%{version}")
        -- if dir exists, remove it
        os.execute("rm -rf " .. dir)
        os.execute(rpm.expand("%{__git} clone %{-R:--recursive} %{1} " .. dir))
        posix.chdir(dir)
        if rpm.expand("-c") ~= "" then
            os.execute(rpm.expand("%{__git} checkout %{2}"))
        end

        -- tarball the folder
        local tarball = rpm.expand("%{_sourcedir}/%{name}-%{version}.tar.gz")
        os.execute("tar -C ".. dir .. "/../ " .. " -czvf " .. tarball .. " " .. rpm.expand("%{name}-%{version}"))


        print(rpm.expand("%{name}-%{version}.tar.gz"))
    }