build: peg to a specific depot_tools so that we can use goma on older branches (#41336)

chore: peg to a specific depot_tools so that we can use goma on older branches

.circleci/config/base.yml

@@ -252,6 +252,10 @@ step-depot-tools-get: &step-depot-tools-get
     name: Get depot tools
     command: |
       git clone --depth=1 https://chromium.googlesource.com/chromium/tools/depot_tools.git
+      cd depot_tools
+      git fetch --depth 1 origin f76550541c751f956ef9287f2695a6c8a74bf709
+      git checkout f76550541c751f956ef9287f2695a6c8a74bf709
+      cd ..
       if [ "`uname`" == "Darwin" ]; then
         # remove ninjalog_uploader_wrapper.py from autoninja since we don't use it and it causes problems
         sed -i '' '/ninjalog_uploader_wrapper.py/d' ./depot_tools/autoninja

appveyor-woa.yml

@@ -94,6 +94,11 @@ for:
             Remove-Item -Recurse -Force $pwd\build-tools
           }
       - git clone --depth=1 https://chromium.googlesource.com/chromium/tools/depot_tools.git
+      - ps: |
+          cd depot_tools
+          git fetch --depth 1 origin f76550541c751f956ef9287f2695a6c8a74bf709
+          git checkout f76550541c751f956ef9287f2695a6c8a74bf709
+          cd ..
       - ps: New-Item -Name depot_tools\.disable_auto_update -ItemType File
       - depot_tools\bootstrap\win_tools.bat
       - ps: $env:PATH="$pwd\depot_tools;$env:PATH"

appveyor.yml

@@ -92,6 +92,11 @@ for:
             Remove-Item -Recurse -Force $pwd\build-tools
           }
       - git clone --depth=1 https://chromium.googlesource.com/chromium/tools/depot_tools.git
+      - ps: |
+          cd depot_tools
+          git fetch --depth 1 origin f76550541c751f956ef9287f2695a6c8a74bf709
+          git checkout f76550541c751f956ef9287f2695a6c8a74bf709
+          cd ..
       - ps: New-Item -Name depot_tools\.disable_auto_update -ItemType File
       - depot_tools\bootstrap\win_tools.bat
       - ps: $env:PATH="$pwd\depot_tools;$env:PATH"