After updating to `HEAD`, we're seeing the following on our instance - https://phabricator.haskell.org/harbormaster/build/5533/
```
exception 'Exception' with message 'Unable to resolve method 'loadDrydockLease'.' in /opt/phabricator/src/infrastructure/storage/lisk/LiskDAO.php:1728
2 Stack trace:
3 #0 /opt/phabricator/src/infrastructure/storage/lisk/LiskDAO.php(1678): LiskDAO->call('loadDrydockLeas...', Array)
4 #1 /opt/phabricator/src/applications/harbormaster/step/HarbormasterUploadArtifactBuildStepImplementation.php(38): LiskDAO->__call('loadDrydockLeas...', Array)
5 #2 /opt/phabricator/src/applications/harbormaster/step/HarbormasterUploadArtifactBuildStepImplementation.php(38): HarbormasterBuildArtifact->loadDrydockLease()
6 #3 /opt/phabricator/src/applications/harbormaster/worker/HarbormasterTargetWorker.php(62): HarbormasterUploadArtifactBuildStepImplementation->execute(Object(HarbormasterBuild), Object(HarbormasterBuildTarget))
7 #4 /opt/phabricator/src/infrastructure/daemon/workers/PhabricatorWorker.php(91): HarbormasterTargetWorker->doWork()
8 #5 /opt/phabricator/src/infrastructure/daemon/workers/storage/PhabricatorWorkerActiveTask.php(162): PhabricatorWorker->executeTask()
9 #6 /opt/phabricator/src/infrastructure/daemon/workers/PhabricatorTaskmasterDaemon.php(22): PhabricatorWorkerActiveTask->executeTask()
10 #7 /opt/libphutil/src/daemon/PhutilDaemon.php(183): PhabricatorTaskmasterDaemon->run()
11 #8 /opt/libphutil/scripts/daemon/exec/exec_daemon.php(125): PhutilDaemon->execute()
12 #9 {main}
```