A sample GitHub Actions Workflow that provides the same behaviour as the Azure DevOps Pipeline $(rev:r) build name i,e, counts the runs of a named build on the current date

workflow-rev-sample.yml

name: Workflow Rev Sample

on:
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]

# You have to grant the actions read permission else the GH CLI get a 403 error
permissions:
  actions: read
  contents: read

jobs:
  build:

    runs-on: windows-latest

    steps:
    - uses: actions/checkout@v4
     
    - name: Generate Workfloew revsion
      shell: powershell
      id: get_buildrev
      run: |
        # Count the runs for the current workflow that were queued today
        $date = get-date 
        $rev=$(gh run list --limit 100 --workflow '${{ github.workflow }}' --json createdAt |  jq -r --arg DATE "$($date.ToString('yyyy-MM-d'))" '[.[] | select(.createdAt | startswith($DATE))] | length ')
        write-host "Revision: $rev"
        "REV=$rev" | Out-File -FilePath $env:GITHUB_OUTPUT -Append
      env:
        GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    
    - name: Use the run ID
      run: echo "The latest run ID is ${{ steps.get_buildrev.outputs.REV }}"