Allow specifying commit ref

Author: jacobwgillespie

Diff for: .github/workflows/benchmark.yml

@@ -1,7 +1,13 @@
 name: Tests
 
 on:
-  workflow_dispatch: {}
+  workflow_dispatch:
+    inputs:
+      ref:
+        description: Commit ref to checkout
+        required: true
+        default: main
+        type: string
 
 jobs:
   Unit-Tests:
@@ -11,7 +17,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           repository: weaviate/weaviate
-          ref: main
+          ref: ${{ inputs.ref }}
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
@@ -32,7 +38,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           repository: weaviate/weaviate
-          ref: main
+          ref: ${{ inputs.ref }}
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
@@ -73,7 +79,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           repository: weaviate/weaviate
-          ref: main
+          ref: ${{ inputs.ref }}
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
@@ -217,7 +223,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           repository: weaviate/weaviate
-          ref: main
+          ref: ${{ inputs.ref }}
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
@@ -245,7 +251,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           repository: weaviate/weaviate
-          ref: main
+          ref: ${{ inputs.ref }}
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
@@ -276,7 +282,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           repository: weaviate/weaviate
-          ref: main
+          ref: ${{ inputs.ref }}
       - name: Set up Go
         uses: actions/setup-go@v5
         with: