From: Junio C Hamano <hidden> Date: 2016-06-15 22:56:31
Jonathan Nieder [off-list ref] writes:
In git versions including the patch 2cd83d10bb6b (setup: suppress
implicit "." work-tree for bare repos, 2013-03-08, currently in "next"
but not "master"), you can set GIT_IMPLICIT_WORK_TREE=0 to avoid this
behavior.