Checkout under `parallel` often fails with "Unexpected end of JSON input"

[nazar-pc]

Here is one of the many runs that failed with this error:

<anonymous_script>:1


SyntaxError: Unexpected end of JSON input
    at JSON.parse (<anonymous>)
    at new Context (/home/runner/work/_actions/actions/checkout/de0fac2e4500dabe0009e67214ff5f5447ce83dd/dist/index.js:5249:37)
    at 5438 (/home/runner/work/_actions/actions/checkout/de0fac2e4500dabe0009e67214ff5f5447ce83dd/dist/index.js:5325:19)
    at __nccwpck_require__ (/home/runner/work/_actions/actions/checkout/de0fac2e4500dabe0009e67214ff5f5447ce83dd/dist/index.js:38490:43)
    at 138 (/home/runner/work/_actions/actions/checkout/de0fac2e4500dabe0009e67214ff5f5447ce83dd/dist/index.js:1816:29)
    at __nccwpck_require__ (/home/runner/work/_actions/actions/checkout/de0fac2e4500dabe0009e67214ff5f5447ce83dd/dist/index.js:38490:43)
    at 9210 (/home/runner/work/_actions/actions/checkout/de0fac2e4500dabe0009e67214ff5f5447ce83dd/dist/index.js:1425:38)
    at __nccwpck_require__ (/home/runner/work/_actions/actions/checkout/de0fac2e4500dabe0009e67214ff5f5447ce83dd/dist/index.js:38490:43)
    at 3109 (/home/runner/work/_actions/actions/checkout/de0fac2e4500dabe0009e67214ff5f5447ce83dd/dist/index.js:2145:40)
    at __nccwpck_require__ (/home/runner/work/_actions/actions/checkout/de0fac2e4500dabe0009e67214ff5f5447ce83dd/dist/index.js:38490:43)

https://github.com/nazar-pc/abundance/actions/runs/28214363499/job/83582879871#step:3:27

I have never seen this before I started using parallel.

I'm using action version 6.0.2 (de0fac2).