./rospkg-1.0.21-f188dfb.tar.gz already exists, skipping download
Getting https://github.com/ros/rospkg/archive/f188dfb6ae2e06ed43fc8f2478e20529625d9ffb/rospkg-1.0.21-f188dfb.tar.gz to ./rospkg-1.0.21-f188dfb.tar.gz