Read the Docs build information Build id: 2836331 Project: canonical-checkbox Version: 1749 Commit: 4135b1fefbdfd0ec99925a7119ead0d575f9a5b2 Date: 2025-02-26T08:16:14.301117Z State: finished Success: False [rtd-command-info] start-time: 2025-02-26T08:16:15.127213Z, end-time: 2025-02-26T08:16:16.384584Z, duration: 1, exit-code: 0 git clone --depth 1 https://github.com/canonical/checkbox.git . Cloning into '.'... [rtd-command-info] start-time: 2025-02-26T08:16:16.443930Z, end-time: 2025-02-26T08:16:17.500436Z, duration: 1, exit-code: 0 git fetch origin --force --prune --prune-tags --depth 50 pull/1749/head:external-1749 From https://github.com/canonical/checkbox * [new ref] refs/pull/1749/head -> external-1749 * [new tag] v4.3.0 -> v4.3.0 [rtd-command-info] start-time: 2025-02-26T08:16:17.597657Z, end-time: 2025-02-26T08:16:17.635924Z, duration: 0, exit-code: 128 git checkout --force 4135b1fefbdfd0ec99925a7119ead0d575f9a5b2 fatal: reference is not a tree: 4135b1fefbdfd0ec99925a7119ead0d575f9a5b2