[INFO] cloning repository https://github.com/ClementChambard/rust_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ClementChambard/rust_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClementChambard%2Frust_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClementChambard%2Frust_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab62c514049d54f94347b273d281a065fada9e33
[ERROR] this task or one of its parent failed!
[ERROR] failed to checkout https://github.com/ClementChambard/rust_os
[ERROR] caused by: command failed: exit status: 128
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.