if !res.status().is_success() {
            bail!("HTTP error {:?}", res.status())

        let status = res.status();
        if !status.is_success() {
            match serde_json::from_slice::<libpijul::RemoteError>(&*res.bytes().await?) {
                Ok(remote_err) => return Err(remote_err.into()),
                Err(_) if status.as_u16() == 404 => bail!("Repository `{}` not found (404)", self.url),
                Err(_) => bail!("Http request failed with status code: {}", status)
            }