From 6b8f868a008bfa5e1f714cba46942ece59736ba8 Mon Sep 17 00:00:00 2001
From: aelovikov-intel <andrei.elovikov@intel.com>
Date: Tue, 13 Jun 2023 07:43:28 -0700
Subject: [PATCH] [CI] Improve devops/actions/cached_checkout (#9831)

* Add ability to skip the merge
* Setup alternates on the filesystem level so that other jobs in the
workflow could work with GIT without setting the environment variable.
---
 devops/actions/cached_checkout/action.yml | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/devops/actions/cached_checkout/action.yml b/devops/actions/cached_checkout/action.yml
index 5413cad7a2457..dc31da2f5d007 100644
--- a/devops/actions/cached_checkout/action.yml
+++ b/devops/actions/cached_checkout/action.yml
@@ -16,6 +16,9 @@ inputs:
   default_branch:
     description: 'Name of the default branch'
     default: 'sycl'
+  merge:
+    description: 'Merge default branch after the checkout'
+    default: true
 
 runs:
   using: 'composite'
@@ -41,10 +44,16 @@ runs:
       ref: ${{ inputs.ref }}
       path: ${{ inputs.path }}
       fetch-depth: 0
-  - name: Merge sycl HEAD into current branch
+  - name: Setup alternates
     shell: bash
     env:
       GIT_ALTERNATE_OBJECT_DIRECTORIES: ${{ inputs.cache_path }}/${{ inputs.repository }}/.git/objects
+    run: |
+      echo $GIT_ALTERNATE_OBJECT_DIRECTORIES > ${{ inputs.path }}/.git/objects/info/alternates
+  - name: Merge sycl HEAD into current branch
+    shell: bash
+    if: ${{ inputs.merge == 'true' }}
+    env:
       DEFAULT_BRANCH: ${{ inputs.default_branch }}
     run: |
       cd ${{ inputs.path }}