Tails

When I try to build any branch, it fails during provisioning with:

    default: Err:9 http://time-based.snapshots.deb.tails.boum.org/debian-security/2018100703 stretch/updates/main amd64 Packages
    default:   404  Not Found
    default: Ign:10 http://time-based.snapshots.deb.tails.boum.org/debian-security/2018100703 stretch/updates/main all Packages
    default: Ign:11 http://time-based.snapshots.deb.tails.boum.org/debian-security/2018100703 stretch/updates/main Translation-en
    default: Fetched 15.3 MB in 13s (1161 kB/s)
    default: Reading package lists...
    default: W
    default: : 
    default: The repository 'http://time-based.snapshots.deb.tails.boum.org/debian-security/2018100703 stretch/updates Release' does not have a Release file.
    default: E
    default: : 
    default: Failed to fetch http://time-based.snapshots.deb.tails.boum.org/debian-security/2018100703/dists/stretch/updates/main/binary-amd64/Packages  404  Not Found
    default: E: Some index files failed to download. They have been ignored, or old ones used instead.
The SSH command responded with a non-zero exit status. Vagrant
assumes that this means the command failed. The output for this command
should be in the log above. Please read the output to determine what
went wrong.
rake aborted!