warning: failed to restrict file handles (786)

[LukaszBolbotCepheo]

handle #0: 00000000000002b4 (type 3, handle info (1) 0
handle #1: 00000000000002b8 (type 3, handle info (1) 1
handle #2: 0000000000000178 (type 2, handle info (1) 1

This is a bug; please report it at
https://github.com/git-for-windows/git/issues/new

[dscho]

That's too little information. You probably need to upgrade Git.