File _servicedata of Package riscv-isa-sim

<servicedata>
<service name="tar_scm">
                <param name="url">https://github.com/riscv-software-src/riscv-isa-sim.git</param>
              <param name="changesrevision">99a447247a2a4b6d366e15c7a92cc79fbba9a397</param></service></servicedata>