rebuilderd: unexpected error while rebuilding package: Failed to download original package from "http://deb.debian.org/debian/pool/main/r/rust-maybe-rayon/librust-maybe-rayon-dev_0.1.1-1+b1_ppc64el.deb": error sending request for url (http://deb.debian.org/debian/pool/main/r/rust-maybe-rayon/librust-maybe-rayon-dev_0.1.1-1+b1_ppc64el.deb): client error (Connect): dns error: failed to lookup address information: Temporary failure in name resolution