Try drupal/webform:6.3.x-dev@dev

.github/workflows/main.yml

@@ -94,22 +94,7 @@ jobs:
       - name: Download Webform
         run: |
           cd ~/drupal
-          #COMPOSER_MEMORY_LIMIT=-1 composer require 'drupal/webform:^6.2'
-          cd web/modules/contrib
-          git clone https://git.drupalcode.org/project/webform.git
-          cd webform
-          # see if this does anything we weren't already doing
-          curl -L -O https://git.drupalcode.org/project/webform/-/merge_requests/499.diff
-          git apply 499.diff
-          sed -i -e 's/10\.1/11/' webform.info.yml
-          sed -i -e 's/10\.1/11/' composer.json
-          # somebody has submitted a patch for "tabbable"
-          curl -L -O https://git.drupalcode.org/project/webform/-/merge_requests/452.diff
-          git apply 452.diff
-          # use newer version of select2 that doesn't call jQuery.isArray
-          sed -i -e 's/4\.0\.13/4.1.0-rc.0/' webform.libraries.yml
-          cd modules/webform_ui
-          sed -i -e 's/10\.1/11/' webform_ui.info.yml
+          COMPOSER_MEMORY_LIMIT=-1 composer require 'drupal/webform:6.3.x-dev@dev
       - name: Install webform_civicrm
         run: |
           cd ~/drupal