This bug was fixed in the package debootstrap - 1.0.81ubuntu2.3
--------------- debootstrap (1.0.81ubuntu2.3) yakkety; urgency=medium
* Add (Debian) buster and bullseye as a symlink to sid. LP: #1698686
-- Mattia Rizzolo <email address hidden> Mon, 19 Jun 2017 19:53:12 +0200
This bug was fixed in the package debootstrap - 1.0.81ubuntu2.3
---------------
debootstrap (1.0.81ubuntu2.3) yakkety; urgency=medium
* Add (Debian) buster and bullseye as a symlink to sid. LP: #1698686
-- Mattia Rizzolo <email address hidden> Mon, 19 Jun 2017 19:53:12 +0200