Input buildinfo: https://buildinfos.debian.net/buildinfo-pool/g/golang-github-fxamacker-cbor/golang-github-fxamacker-cbor_2.3.0-2_all.buildinfo Use metasnap for getting required timestamps New buildinfo file: /tmp/golang-github-fxamacker-cbor-2.3.0-20giv725v/golang-github-fxamacker-cbor_2.3.0-2_all.buildinfo Get source package info: golang-github-fxamacker-cbor=2.3.0-2 Source URL: http://snapshot.notset.fr/mr/package/golang-github-fxamacker-cbor/2.3.0-2/srcfiles?fileinfo=1 No source info found for golang-github-fxamacker-cbor-2.3.0-2