git-upload-pack -V (return code: 128)
fatal: Invalid gitfile format: version
git-upload-pack --help (return code: 129)
usage: git upload-pack [<options>] <dir>
--stateless-rpc quit after a single request/response exchange
--advertise-refs exit immediately after initial ref advertisement
--strict do not try <directory>/.git/ if <directory> is no Git directory
--timeout <n> interrupt transfer after <n> seconds of inactivity