diff --git a/DEPS b/DEPS
index 03ef758d..a63e6cb 100644
--- a/DEPS
+++ b/DEPS
@@ -49,6 +49,7 @@
 
 
 vars = {
+  "buildspec_platforms": "chromeos",
   # Variable that can be used to support multiple build scenarios, like having
   # Chromium specific targets in a client project's GN file or sync dependencies
   # conditionally etc.
@@ -197,11 +198,11 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.
-  'skia_revision': 'refs/heads/chrome/m88',
+  'skia_revision': '158dc9d7d4cafb177b99b68c5dc502f8f4282092',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.
-  'v8_revision': 'refs/heads/8.8-lkgr',
+  'v8_revision': 'f7f4327516912dfca0d7401044e890ca0ce885ad',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling swarming_client
   # and whatever else without interference from each other.
@@ -209,7 +210,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling ANGLE
   # and whatever else without interference from each other.
-  'angle_revision': 'refs/heads/chromium/4324',
+  'angle_revision': 'c8011782e13d5c1c402b07b7a02efa2f8d400efa',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.
@@ -217,7 +218,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling PDFium
   # and whatever else without interference from each other.
-  'pdfium_revision': 'refs/heads/chromium/4324',
+  'pdfium_revision': '79f7371f4fc86ef379ec16bec2b487e0ab6754e5',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.
@@ -272,7 +273,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling devtools-frontend
   # and whatever else without interference from each other.
-  'devtools_frontend_revision': 'refs/heads/chromium/4324',
+  'devtools_frontend_revision': '37e581a98f5c8e491588b4803ba4e9a70ce2cf68',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libprotobuf-mutator
   # and whatever else without interference from each other.
@@ -1385,7 +1386,7 @@
   },
 
   'src/third_party/requests/src': {
-      'url': Var('chromium_git') + '/external/github.com/kennethreitz/requests.git' + '@' + 'refs/tags/v2.23.0',
+      'url': Var('chromium_git') + '/external/github.com/kennethreitz/requests.git' + '@' + 'c7e0fc087ceeadb8b4c84a0953a422c474093d6d',
       'condition': 'checkout_android',
   },
 
@@ -1506,7 +1507,7 @@
   },
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + 'refs/branch-heads/4324',
+    Var('webrtc_git') + '/src.git' + '@' + 'b15b29151fe3a2affe70ee584fdb015c60ce4f6a',
 
   'src/third_party/libgifcodec':
      Var('skia_git') + '/libgifcodec' + '@'+  Var('libgifcodec_revision'),
@@ -1578,7 +1579,7 @@
     Var('chromium_git') + '/v8/v8.git' + '@' +  Var('v8_revision'),
 
   'src-internal': {
-    'url': 'https://chrome-internal.googlesource.com/chrome/src-internal.git@refs/heads/chromium/4324',
+    'url': 'https://chrome-internal.googlesource.com/chrome/src-internal.git@aef2baec3938095a7d68de5630d1fa96f277176a',
     'condition': 'checkout_src_internal',
   },