// pub fn git_credentials_callback(
//     _user: &str,
//     user_from_url: Option<&str>,
//     _cred: git2::CredentialType,
// ) -> Result<git2::Cred, git2::Error> {
//     if let Some(user) = user_from_url {
//         git2::Cred::ssh_key_from_agent(user)
//     } else {
//         Err(git2::Error::from_str("no url username found"))
//     }
// }

// pub fn callbacks<'g>() -> git2::RemoteCallbacks<'g> {
//     let mut callbacks = git2::RemoteCallbacks::new();
//     callbacks.credentials(git_credentials_callback);

//     callbacks
// }

// #[tracing::instrument(level = "trace")]
// pub fn fetch_options<'g>() -> git2::FetchOptions<'g> {
//     let mut opts = git2::FetchOptions::new();
//     opts.remote_callbacks(callbacks());
//     opts.download_tags(git2::AutotagOption::All);

//     opts
// }