This plugin adds commands to the Heroku CLI for downloading slugs
$ heroku plugins:install heroku-slugs
$ heroku slugs -a appname
Slugs in appname
v24: 00000000-bbbb-cccc-dddd-eeeeeeeeeeee
v23: 11111111-bbbb-cccc-dddd-eeeeeeeeeeee
v22: 22222222-bbbb-cccc-dddd-eeeeeeeeeeee
v21: 33333333-bbbb-cccc-dddd-eeeeeeeeeeee
$ heroku slugs:download 00000000-bbbb-cccc-dddd-eeeeeeeeeeee -a appname
This will download the Slug directly from our filestore on S3
$ export HEROKU_HTTP_PROXY_HOST=<your-proxy-host>
$ export HEROKU_HTTP_PROXY_PORT=<your-proxy-port>
$ heroku slugs:download 00000000-bbbb-cccc-dddd-eeeeeeeeeeee -a appname