Use shallow fetch for faster bootstrapping

[linsword13]

Description

Use shallow fetch for faster bootstrapping

The checkout-versions.yaml is updated to use the full commit-sha, as required by remote shallow fetch.

Here's a timing comparison:

• With the change

$ rm -rf scratch/
$ time benchpark list experiments
Cloning Ramble to /Users/linsword/hpc/contrib/benchpark/scratch/benchpark_home_fallback/ramble
Cloning packages to /Users/linsword/hpc/contrib/benchpark/scratch/benchpark_home_fallback/spack-packages
Cloning Spack to /Users/linsword/hpc/contrib/benchpark/scratch/benchpark_home_fallback/spack
Experiments - BENCHMARK+PROGRAMMING_MODEL+SCALING
    ad+[mpi]
    amg2023+[openmp|cuda|rocm|mpi]+[strong|weak|throughput]
    babelstream+[openmp|cuda|rocm]
    branson+[openmp|cuda|rocm|mpi]+[strong|weak|throughput]
    commbench+[cuda|rocm]
    genesis+[openmp|mpi]
    gpcnet+[mpi]
    gromacs+[openmp|cuda|rocm|mpi]
    hpcg+[openmp|mpi]+[strong|weak]
    hpl+[openmp|mpi]+[strong|weak]
    ior+[mpi]+[strong|weak]
    kripke+[openmp|cuda|rocm|mpi]+[strong|weak|throughput]
    laghos+[cuda|rocm|mpi]+[strong|weak|throughput]
    lammps+[openmp|cuda|rocm|mpi]+[strong]
    md-test+[mpi]+[strong]
    osu-micro-benchmarks+[cuda|rocm|mpi]
    phloem+[mpi]
    py-scaffold+[cuda|rocm]+[strong|weak]
    quicksilver+[openmp|mpi]+[strong|weak]
    qws+[openmp|mpi]+[strong|weak|throughput]
    raja-perf+[openmp|cuda|rocm|mpi]+[strong|weak|throughput]
    remhos+[cuda|rocm|mpi]+[strong|weak|throughput]
    salmon-tddft+[openmp|mpi]
    smb+[mpi]
    sparta-snl+[openmp|cuda|rocm|mpi]
    stream+[mpi]
    test

real	0m7.585s
user	0m1.769s
sys	0m2.374s

• Without the change

$ git stash
Saved working directory and index state WIP on optimize-checkout-fetch: b1055bd `lanl-venado` change h100 -> gh200 (#1379)
$ rm -rf scratch/
$ time benchpark list experiments
Cloning Ramble to /Users/linsword/hpc/contrib/benchpark/scratch/benchpark_home_fallback/ramble
Cloning packages to /Users/linsword/hpc/contrib/benchpark/scratch/benchpark_home_fallback/spack-packages
Cloning Spack to /Users/linsword/hpc/contrib/benchpark/scratch/benchpark_home_fallback/spack
Experiments - BENCHMARK+PROGRAMMING_MODEL+SCALING
    ad+[mpi]
    amg2023+[openmp|cuda|rocm|mpi]+[strong|weak|throughput]
    babelstream+[openmp|cuda|rocm]
    branson+[openmp|cuda|rocm|mpi]+[strong|weak|throughput]
    commbench+[cuda|rocm]
    genesis+[openmp|mpi]
    gpcnet+[mpi]
    gromacs+[openmp|cuda|rocm|mpi]
    hpcg+[openmp|mpi]+[strong|weak]
    hpl+[openmp|mpi]+[strong|weak]
    ior+[mpi]+[strong|weak]
    kripke+[openmp|cuda|rocm|mpi]+[strong|weak|throughput]
    laghos+[cuda|rocm|mpi]+[strong|weak|throughput]
    lammps+[openmp|cuda|rocm|mpi]+[strong]
    md-test+[mpi]+[strong]
    osu-micro-benchmarks+[cuda|rocm|mpi]
    phloem+[mpi]
    py-scaffold+[cuda|rocm]+[strong|weak]
    quicksilver+[openmp|mpi]+[strong|weak]
    qws+[openmp|mpi]+[strong|weak|throughput]
    raja-perf+[openmp|cuda|rocm|mpi]+[strong|weak|throughput]
    remhos+[cuda|rocm|mpi]+[strong|weak|throughput]
    salmon-tddft+[openmp|mpi]
    smb+[mpi]
    sparta-snl+[openmp|cuda|rocm|mpi]
    stream+[mpi]
    test

real	1m10.219s
user	3m2.025s
sys	0m12.604s

[linsword13]

All the failing tests seem to be tied to coverage upload. I am not sure if that's related to the current change though.

error - 2026-06-09 05:29:03,805 -- Upload queued for processing failed: {"message":"Token required - not valid tokenless upload"}
Sentry is attempting to send 1 pending events
Waiting up to 2 seconds
Press Ctrl-C to quit
==> Failed to run upload-coverage
    Exiting...