[INFO] cloning repository https://github.com/jcerise/rssg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcerise/rssg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcerise%2Frssg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcerise%2Frssg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eda9b7c5e9b968ddcf268680ace5f46d633d60b7
[INFO] checking jcerise/rssg against master#03eb45452305f2d52348279d0caa5fc1f12c438d for pr-138176
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcerise%2Frssg" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] fatal: update_ref failed for ref 'HEAD': cannot update ref 'refs/heads/main': couldn't write '/workspace/builds/worker-2-tc1/source/.git/refs/heads/main.lock'


failed to checkout https://github.com/jcerise/rssg

Caused by:
    command failed: exit status: 128