rustup update stuck on macOS

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The update command gets stuck

home on  master is 📦 v0.0.1 via 🅶 via ☕ v21.0.6 via 🦀 v1.92.0 took 4m44s
❯ rustup update
info: syncing channel updates for 'stable-aarch64-apple-darwin'
info: latest update on 2025-12-11, rust version 1.92.0 (ded5c06cf 2025-12-08)
info: syncing channel updates for 'nightly-aarch64-apple-darwin'
info: latest update on 2026-01-05, rust version 1.94.0-nightly (e29fcf45e 2026-01-04)
info: downloading component 'cargo'
info: downloading component 'clippy'
info: downloading component 'rust-docs'
 20.6 MiB /  20.6 MiB (100 %)   9.4 MiB/s in  1s
info: downloading component 'rust-std'
 26.1 MiB /  26.1 MiB (100 %)  11.5 MiB/s in  2s
info: downloading component 'rustc'
 61.2 MiB /  61.2 MiB (100 %)  14.1 MiB/s in  4s
info: downloading component 'rustfmt'
info: removing previous version of component 'cargo'
info: removing previous version of component 'clippy'
info: removing previous version of component 'rust-docs'
info: removing previous version of component 'rust-std'
info: removing previous version of component 'rustc'
info: removing previous version of component 'rustfmt'
info: installing component 'cargo'
info: installing component 'clippy'
info: installing component 'rust-docs'
 20.6 MiB /  20.6 MiB (100 %)   3.6 MiB/s in  4s
info: installing component 'rust-std'
 26.1 MiB /  26.1 MiB (100 %)  26.0 MiB/s in  1s
info: installing component 'rustc'
 61.2 MiB /  61.2 MiB (100 %)  27.2 MiB/s in  2s
info: installing component 'rustfmt'

verify the update succeed

❯ rustc --version
rustc 1.92.0 (ded5c06cf 2025-12-08)

❯ cargo --version
cargo 1.92.0 (344c4567c 2025-10-21)

❯ rustfmt --version
rustfmt 1.8.0-stable (ded5c06cf2 2025-12-08)

Now Fix the install

pkill -f rustup || true
pkill -f rustfmt || true

rm -rf ~/.rustup/tmp
rm -f ~/.rustup/.lock

rustup show active-toolchain

rustup update

expected output

info: syncing channel updates for 'stable-aarch64-apple-darwin'
info: latest update on 2025-12-11, rust version 1.92.0 (ded5c06cf 2025-12-08)
info: syncing channel updates for 'nightly-aarch64-apple-darwin'
info: latest update on 2026-01-05, rust version 1.94.0-nightly (e29fcf45e 2026-01-04)
info: checking for self-update

   stable-aarch64-apple-darwin unchanged - rustc 1.92.0 (ded5c06cf 2025-12-08)
  nightly-aarch64-apple-darwin unchanged - rustc 1.94.0-nightly (e29fcf45e 2026-01-04)

info: cleaning up downloads & tmp directories