emojis

into:

C:\Program Files\Git\usr\share\mintty\emojis

or

C:\git-sdk-64\usr\share\mintty\emojis

Download 1.2.0

OR make the emojis yourself

mkdir emojis
cd emojis
curl -LO https://raw.githubusercontent.com/wiki/mintty/mintty/getemojis
./getemojis -d
./getemojis ./

config

Mintty -> Options -> Text -> Emojis -> Style -> google

Mintty -> Options -> Text -> Emojis -> Placement -> middle