[INFO] updating cached repository https://github.com/paritytech/polkadot
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/paritytech/polkadot
[INFO] [stderr]  - [deleted]           (none)     -> gav-refactor-hashing
[INFO] [stderr]  - [deleted]           (none)     -> rh-test-new-network
[INFO] [stderr]  * [new branch]        andre/bump-version-0.7.28   -> andre/bump-version-0.7.28
[INFO] [stderr]  * [new branch]        andre/v0.7.28-pre           -> andre/v0.7.28-pre
[INFO] [stderr]  * [new branch]        ashley-fix-browser-node     -> ashley-fix-browser-node
[INFO] [stderr]  * [new branch]        ashley-parachains-didupdate -> ashley-parachains-didupdate
[INFO] [stderr]  + 43d8a639...dd31fb67 bkchr-cumulus-branch-dev    -> bkchr-cumulus-branch-dev  (forced update)
[INFO] [stderr]  * [new branch]        bkchr-start-collator-send   -> bkchr-start-collator-send
[INFO] [stderr]  * [new branch]        gav-rm-migrations           -> gav-rm-migrations
[INFO] [stderr]    c6de22ab..3a6c33fa  master                      -> master
[INFO] [stderr]  * [new branch]        mp-publish-draft-early      -> mp-publish-draft-early
[INFO] [stderr]  * [new branch]        mp-release-notes-fix        -> mp-release-notes-fix
[INFO] [stderr]  * [new branch]        nv-fix-migration-removal    -> nv-fix-migration-removal
[INFO] [stderr]  * [new branch]        rh-upgradeable-validation-function -> rh-upgradeable-validation-function
[INFO] [stderr]  * [new branch]        td-old-http                 -> td-old-http
[INFO] [stderr]  * [new tag]           v0.7.25                     -> v0.7.25
[INFO] [stderr]  * [new tag]           v0.7.26                     -> v0.7.26
[INFO] [stderr]  * [new tag]           v0.7.27                     -> v0.7.27
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a6c33fa0416dd8c4825b607904360b3b3ee11c7
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.