[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)     -> ashley-exit-future-compat
[INFO] [stderr]  * [new branch]        a-runtimes             -> a-runtimes
[INFO] [stderr]  * [new branch]        ashley-async           -> ashley-async
[INFO] [stderr]    2e2311e3..ca39c11c  ashley-compile-to-wasm -> ashley-compile-to-wasm
[INFO] [stderr]  * [new branch]        ben-update-to-latest-crate-renames -> ben-update-to-latest-crate-renames
[INFO] [stderr]    3dd9df54..98fa4d1e  bkchr-parachain-switch-to-runtime-interface -> bkchr-parachain-switch-to-runtime-interface
[INFO] [stderr]  * [new branch]        gui-update-substrate-and-tip-to-author -> gui-update-substrate-and-tip-to-author
[INFO] [stderr]  * [new branch]        martin-pending-release-announcement -> martin-pending-release-announcement
[INFO] [stderr]    5e9542c8..f429dc10  master                 -> master
[INFO] [stderr]  * [new branch]        md-traces              -> md-traces
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f429dc1076a2e18197c4b9a7d03eec441887e87d
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.