Started to fail at around 18:44 UTC
e.g. https://integration.wikimedia.org/ci/view/Beta/job/beta-code-update-eqiad/441440/console
[...] 20:24:44 Submodule path 'YotpoReviews': checked out '2984c42379cff73a5a820f370a3f85a171151f55' 20:24:44 Submodule path 'YouTube': checked out '461c5bc05078b15304552a874a3b54e572610f1b' 20:24:44 Submodule path 'ZoomableImages': checked out '0eb871f323529797316c2c6e69661249c972eb96' 20:24:44 Submodule path 'cldr': checked out 'f3d8df2048edeeadb5abba2e0875396d3d325a74' 20:24:44 Submodule path 'examples': checked out 'a91da7750d561a70d1854a5abda669f237715ce2' 20:24:44 Submodule path 'googleAnalytics': checked out '500ee2bdc976a59a0d1410379e4c6cafabd41738' 20:24:44 Submodule path 'intersection': checked out '06b0244d3d282de372cdfdf76248b104430f573a' 20:24:44 Submodule path 'timeline': checked out 'd8d6aafe5eb10de459940f189c858a353b66b3cb' 20:24:44 Submodule path 'wikihiero': checked out '510972f0fa3a526ef0cb87c37129e2d8ffee04a4' 20:24:44 20:24:44 stderr: 20:24:44 From https://gerrit.wikimedia.org/r/mediawiki/extensions/Echo 20:24:44 016b25b4..66d96e80 master -> origin/master 20:24:44 fatal: expected 'acknowledgments', received 'ERR want 21f0e6306b1f550ba4a54a2d504ac05859b687b4 not valid' 20:24:44 Fetched in submodule path 'WikiLambda/function-schemata', but it did not contain 21f0e6306b1f550ba4a54a2d504ac05859b687b4. Direct fetching of that commit failed. 20:24:44 Failed to recurse into submodule path 'WikiLambda' 20:24:44 20:24:44 Build step 'Execute shell' marked build as failure 20:24:44 IRC notifier plugin: Sending notification to: #wikimedia-releng 20:24:44 No emails were triggered. 20:24:44 Finished: FAILURE