Workaround for Carthage - place in .git/hooks/

post-checkout

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

import hashlib
import subprocess
import shutil
from pathlib import Path


def main():

    carthage_build = Path('./Carthage/Build')
    cartfile_build = Path('./Carthage/Build/Cartfile.resolved')
    cartfile = Path('./Cartfile.resolved')

    same_resolved_file = md5file(cartfile_build) == md5file(cartfile)

    if not (carthage_build.exists() and same_resolved_file):
        subprocess.run("carthage build --platform iOS --no-use-binaries".split())
        shutil.copyfile(str(cartfile.absolute()), str(cartfile_build.absolute()))


def md5file(p):
    try:
        return hashlib.sha224(p.read_bytes()).hexdigest()
    except FileNotFoundError:
        return p

if __name__ == '__main__':
    main()