[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]    c9827740..a0146d10  ashley-wasm                 -> ashley-wasm
[INFO] [stderr]  * [new branch]        cecton-cli-refactoring-more -> cecton-cli-refactoring-more
[INFO] [stderr]  + 7d5b81e6...a11b6348 cecton-cumulus-branch       -> cecton-cumulus-branch  (forced update)
[INFO] [stderr]  * [new branch]        ci-substrate-label          -> ci-substrate-label
[INFO] [stderr]  * [new branch]        cumulus-branch              -> cumulus-branch
[INFO] [stderr]  * [new branch]        gav-upsub                   -> gav-upsub
[INFO] [stderr]    ab1fa78e..4dcdf5f2  master                      -> master
[INFO] [stderr]  * [new tag]           v0.7.20                     -> v0.7.20
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4dcdf5f2a6661450d8c1b0d0114978e8b1a4e089
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.