pub unsafe extern "C" fn flatpak_installation_fetch_remote_ref_sync(
self_: *mut FlatpakInstallation,
remote_name: *const c_char,
kind: FlatpakRefKind,
name: *const c_char,
arch: *const c_char,
branch: *const c_char,
cancellable: *mut GCancellable,
error: *mut *mut GError
) -> *mut FlatpakRemoteRef