Input buildinfo: https://buildinfos.debian.net/buildinfo-pool/r/ruby-celluloid-io/ruby-celluloid-io_0.16.2-5_all.buildinfo Use metasnap for getting required timestamps New buildinfo file: /tmp/ruby-celluloid-io-0.16.2-59fivgmjb/ruby-celluloid-io_0.16.2-5_all.buildinfo Get source package info: ruby-celluloid-io=0.16.2-5 Source URL: http://snapshot.notset.fr/mr/package/ruby-celluloid-io/0.16.2-5/srcfiles?fileinfo=1 Cannot determine base mirror to use