The flag used to be there. But then I redacted it. Good Luck. https://mega.nz/#!3CwDFZpJ!Jjr55hfJQJ5-jspnyrnVtqBkMHGJrd6Nn_QqM7iXEuc
File: THE_FILE
Solution:
Extract the zip file.
cd into the extracted folder and then run git to review the history.
git log -p flag.txt
Flag: flag{protect_your_git}