Add a 'sha1' field to origin documents, used for sorting.
Sorting on the document id causes Elasticsearch to error because it uses too much memory.
Migrated from D2389 (view on Phabricator)
Staging instance, all changes can be removed at any time
Sorting on the document id causes Elasticsearch to error because it uses too much memory.
Migrated from D2389 (view on Phabricator)