Add some additional information about tarballs / wheels we are
copying. For example, md5 and sha1 info.
Change-Id: I96d6903f8bc5ced196b1b57f93277fa87bdf31c1
Depends-On: I86ff459d283eaf348821c2f11c1f8575598f088d
Signed-off-by: Paul Belanger <pabelanger@redhat.com>