Copyright for debmirror source package in Sid

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/

Files: *
Copyright:
 2000-2001 Joey Hess 
 2001-2002 Joerg Wendland 
 2003-2007 Goswin von Brederlow 
 2009-2010 Frans Pop 
 2010-2014 Joey Hess 
 2015      Thaddeus H. Black 
 2016      Colin Watson 
License: GPL-2+
  The full text of the GPL is distributed as in
  /usr/share/common-licenses/GPL-2 on Debian systems.