Input buildinfo: https://buildinfos.debian.net/buildinfo-pool/g/grub2/grub2_2.06-1_amd64.buildinfo
Use metasnap for getting required timestamps
New buildinfo file: /tmp/grub2-2.06-1vfsv1cll/grub2_2.06-1_amd64.buildinfo
Get source package info: grub2=2.06-1
Source URL: http://snapshot.notset.fr/mr/package/grub2/2.06-1/srcfiles?fileinfo=1
No source info found for grub2-2.06-1