ci: with pull_request_target (#1992)

Author: Borda

.github/workflows/cpu-tests.yml

@@ -3,7 +3,9 @@ name: CPU tests
 on:
   push:
     branches: [main]
-  pull_request: {}
+  pull_request_target:
+    branches: [main]
+    types: [opened, reopened, ready_for_review, labeled, synchronize]
   workflow_dispatch: {}
 
 concurrency:
@@ -31,6 +33,11 @@ jobs:
     timeout-minutes: 10
     steps:
       - uses: actions/checkout@v4
+        if: github.event_name != 'pull_request'
+      - uses: actions/checkout@v4
+        if: github.event_name == 'pull_request'
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}
       - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
@@ -59,27 +66,33 @@ jobs:
         os: ["ubuntu-22.04"]
         python-version: ["3.9", "3.10", "3.11"]
         include:
-          - { os: "macOS-14", python-version: "3.9" } # without Thunder
-          - { os: "windows-2022", python-version: "3.9" } # without Thunder
+          - { os: "macOS-14", python-version: "3.9" }
+          - { os: "windows-2022", python-version: "3.9" }
     timeout-minutes: 25
     steps:
       - uses: actions/checkout@v4
+        if: github.event_name != 'pull_request'
+      - uses: actions/checkout@v4
+        if: github.event_name == 'pull_request'
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}
       - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
           cache: "pip"
           cache-dependency-path: pyproject.toml
 
       # Add caching for HF models and tokenizers
-      - name: Restore HF cache
-        uses: actions/cache/restore@v3
+      - name: HF cache
+        uses: actions/cache@v3
+        continue-on-error: true
         with:
           path: .cache-HF
-          key: |
+          key: hf-cache-${{ runner.os }}-${{ matrix.python-version }}
+          restore-keys: |
             hf-cache-${{ runner.os }}-${{ matrix.python-version }}
             hf-cache-${{ runner.os }}-
             hf-cache-
-          fail-on-cache-miss: false
 
       - name: Install dependencies
         run: |
@@ -96,13 +109,6 @@ jobs:
           pip install -q py-tree
           python -m py_tree -d 1 .cache-HF
 
-      - name: Dump HF cache
-        if: github.event_name != 'pull_request'
-        uses: actions/cache/save@v3
-        with:
-          path: .cache-HF
-          key: hf-cache-${{ runner.os }}-${{ matrix.python-version }}
-
   testing-guardian:
     runs-on: ubuntu-latest
     needs: [pytester, testing-imports]