Alias a branch of wc-admin instead.

composer.json

@@ -13,8 +13,14 @@
     "maxmind-db/reader": "1.6.0",
     "woocommerce/woocommerce-blocks": "2.5.10",
     "woocommerce/woocommerce-rest-api": "1.0.6",
-    "woocommerce/woocommerce-admin": "dev-try/downgrade-autoloader"
+    "woocommerce/woocommerce-admin": "dev-try/downgrade-autoloader as 0.24.0"
   },
+  "repositories": [
+    {
+      "type": "git",
+      "url": "https://github.com/woocommerce/woocommerce-admin.git"
+    }
+  ],
   "require-dev": {
     "phpunit/phpunit": "7.5.20",
     "woocommerce/woocommerce-sniffs": "0.0.9"

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "07bec7718ef13f40b195815d51d45e61",
+    "content-hash": "b7c9162cd3963d03fcf3e6fcc7128a05",
     "packages": [
         {
             "name": "automattic/jetpack-autoloader",
@@ -2191,7 +2191,14 @@
             "time": "2019-11-11T12:34:03+00:00"
         }
     ],
-    "aliases": [],
+    "aliases": [
+        {
+            "alias": "0.24.0",
+            "alias_normalized": "0.24.0.0",
+            "version": "dev-try/downgrade-autoloader",
+            "package": "woocommerce/woocommerce-admin"
+        }
+    ],
     "minimum-stability": "dev",
     "stability-flags": {
         "woocommerce/woocommerce-admin": 20