Is it possible to git grep for tabs?

Question

This question specifies that -P allows GNU grep to grep for a tab

grep -P \'\\t\' config/file.txt

However, using git gre

Answer 1

On Windows, the following works in PowerShell:

git grep "`t"

Answer 2

You can work around this by typing a literal tab into your command:

# type it with ^V then tab
git grep '  '

Answer 3

I cannot find a regexp notation for a tab that will work, but it will happily search for a literal tab if you can pass one in. In bash, that would be

git grep $'\t'