Input buildinfo: https://buildinfos.debian.net/buildinfo-pool/w/whois/whois_5.5.12_amd64.buildinfo
Use metasnap for getting required timestamps
New buildinfo file: /tmp/whois-5.5.12_zitabp8/whois_5.5.12_amd64.buildinfo
Get source package info: whois=5.5.12
Source URL: http://snapshot.notset.fr/mr/package/whois/5.5.12/srcfiles?fileinfo=1
Cannot determine base mirror to use