Revert a temporary fix for mock >= 1.4.1 of 2017
This commit partially revert this commit
commit 4cd71d9b126efad5acab9ef06ccbd34ea39680d3
Author: Björn Esser <besser82@fedoraproject.org>
Date: Fri Jun 2 21:33:58 2017 +0000
Add mock-option '--no-bootstrap-chroot' to defaults
This is a temporary fix for mock >= 1.4.1