Input buildinfo: https://buildinfos.debian.net/buildinfo-pool/v/virt-manager/virt-manager_4.0.0-1_all.buildinfo
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New buildinfo file: /tmp/virt-manager-4.0.0-1n6b7mjs8/virt-manager_4.0.0-1_all.buildinfo
Get source package info: virt-manager=1:4.0.0-1
Source URL: http://snapshot.notset.fr/mr/package/virt-manager/1:4.0.0-1/srcfiles?fileinfo=1
Cannot determine base mirror to use