go back to use a replace directive

Signed-off-by: Eliott Bouhana <[email protected]>

.github/workflows/workflow_call.yml

@@ -15,28 +15,29 @@ on:
         description: 'The ref to checkout dd-trace-go at'
 
 concurrency:
-  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  group: ${{ github.workflow }}-${{ inputs.dd-trace-go-ref }}
   cancel-in-progress: true
 
 jobs:
   integration-tests:
-    strategy:
-      fail-fast: false
-      matrix:
-        runs-on: [ macos, ubuntu, windows ]
-        go-version: [ '1.21', '1.22' ]
-    runs-on: ${{ matrix.runs-on }}-latest
-    name: Integration tests (go${{ matrix.go-version }}, ${{ matrix.runs-on }})
+    runs-on: ubuntu-latest
+    name: Integration Smoke Tests
     steps:
       - name: Checkout orchestrion
         uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
         with:
           path: orchestrion
           repository: DataDog/orchestrion
+      - name: Checkout dd-trace-go
+        uses: actions/checkout@v4
+        with:
+          path: dd-trace-go
+          repository: DataDog/dd-trace-go
+          ref: ${{ inputs.dd-trace-go-ref }}
       - name: Setup go
         uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5
         with:
-          go-version: ${{ matrix.go-version }}
+          go-version: '1.21'
           cache-dependency-path: "**/*.sum"
       - name: Setup python
         uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5
@@ -53,8 +54,6 @@ jobs:
         run: |-
           set -x
           cd orchestrion/_integration-tests
-          ./orchestrion.exe go get gopkg.in/DataDog/dd-trace-go.v1@${{ inputs.dd-trace-go-ref }}
+          ./orchestrion.exe go mod edit -replace=gopkg.in/DataDog/dd-trace-go.v1=../../dd-trace-go
           ./orchestrion.exe go mod tidy
-          ./orchestrion.exe go test -v -shuffle=on ./...
-        env:
-          GOFLAGS: -tags=integration,buildtag # Globally set build tags (buildtag is used by the dd-span test)
+          ./orchestrion.exe go test -v -tags=integration,buildtag -shuffle=on ./...