simple and precise- first a fall get a latest stable commit in which you have that file by -

git log 

say you find $commitid 1234567...

  then

git checkout <$commitid> $fileName

this will restore the file version which was in that commit.

Simple and precise-

First of all, get a latest stable commit in which you have that file by -

git log 

Say you find $commitid 1234567..., then

git checkout <$commitid> $fileName

This will restore the file version which was in that commit.