This totally breaks when the file we're trying to request was already
gzip'd. We don't want to uncompress e.g. man pages because that
breaks content-addressed storage.
soup = soup_session_sync_new_with_options (SOUP_SESSION_USER_AGENT, "ostree ",
SOUP_SESSION_ADD_FEATURE_BY_TYPE, SOUP_TYPE_GNOME_FEATURES_2_26,
- SOUP_SESSION_ADD_FEATURE_BY_TYPE, SOUP_TYPE_CONTENT_DECODER,
SOUP_SESSION_ADD_FEATURE_BY_TYPE, SOUP_TYPE_COOKIE_JAR,
NULL);
if (!fetch_uri (repo, soup, target_uri, "ref-", &tempf, error))