[LTS 9.4] github actions: Make Builds on Merge Request Work

.github/workflows/build-check_aarch64-rt.yml

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+name: aarch64-RT CI
+on:
+  pull_request:
+    branches:
+      - '**'
+      - '!mainline'
+
+jobs:
+  kernel-build-job:
+    runs-on:
+      labels: kernel-build-arm64
+    container:
+      image: rockylinux:9
+      env:
+        ROCKY_ENV: rocky9
+      ports:
+        - 80
+      options: --cpus 8
+    steps:
+      - name: Install tools and Libraries
+        run: |
+          dnf groupinstall 'Development Tools' -y
+          dnf install --enablerepo=crb bc dwarves kernel-devel openssl-devel elfutils-libelf-devel -y
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          ref: "${{ github.event.pull_request.head.sha }}"
+          fetch-depth: 0
+      - name: Build the Kernel
+        run: |
+          git config --global --add safe.directory /__w/kernel-src-tree/kernel-src-tree
+          cp configs/kernel-aarch64-rt-rhel.config .config
+          make olddefconfig
+          make -j8

.github/workflows/build-check_aarch64.yml

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+name: aarch64 CI
+on:
+  pull_request:
+    branches:
+      - '**'
+      - '!mainline'
+
+jobs:
+  kernel-build-job:
+    runs-on:
+      labels: kernel-build-arm64
+    container:
+      image: rockylinux:9
+      env:
+        ROCKY_ENV: rocky9
+      ports:
+        - 80
+      options: --cpus 8
+    steps:
+      - name: Install tools and Libraries
+        run: |
+          dnf groupinstall 'Development Tools' -y
+          dnf install --enablerepo=crb bc dwarves kernel-devel openssl-devel elfutils-libelf-devel -y
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          ref: "${{ github.event.pull_request.head.sha }}"
+          fetch-depth: 0
+      - name: Build the Kernel
+        run: |
+          git config --global --add safe.directory /__w/kernel-src-tree/kernel-src-tree
+          cp configs/kernel-aarch64-rhel.config .config
+          make olddefconfig
+          make -j8

.github/workflows/build-check_x86_64-rt.yml

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+name: x86_64-RT CI
+on:
+  pull_request:
+    branches:
+      - '**'
+      - '!mainline'
+
+jobs:
+  kernel-build-job:
+    runs-on:
+      labels: kernel-build
+    container:
+      image: rockylinux:9
+      env:
+        ROCKY_ENV: rocky9
+      ports:
+        - 80
+      options: --cpus 8
+    steps:
+      - name: Install tools and Libraries
+        run: |
+          dnf groupinstall 'Development Tools' -y
+          dnf install --enablerepo=crb bc dwarves kernel-devel openssl-devel elfutils-libelf-devel -y
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          ref: "${{ github.event.pull_request.head.sha }}"
+          fetch-depth: 0
+      - name: Build the Kernel
+        run: |
+          git config --global --add safe.directory /__w/kernel-src-tree/kernel-src-tree
+          cp configs/kernel-x86_64-rt-rhel.config .config
+          make olddefconfig
+          make -j8

.github/workflows/build-check_x86_64.yml

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+name: x86_64 CI
+on:
+  pull_request:
+    branches:
+      - '**'
+      - '!mainline'
+
+jobs:
+  kernel-build-job:
+    runs-on:
+      labels: kernel-build
+    container:
+      image: rockylinux:9
+      env:
+        ROCKY_ENV: rocky9
+      ports:
+        - 80
+      options: --cpus 8
+    steps:
+      - name: Install tools and Libraries
+        run: |
+          dnf groupinstall 'Development Tools' -y
+          dnf install --enablerepo=crb bc dwarves kernel-devel openssl-devel elfutils-libelf-devel -y
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          ref: "${{ github.event.pull_request.head.sha }}"
+          fetch-depth: 0
+      - name: Build the Kernel
+        run: |
+          git config --global --add safe.directory /__w/kernel-src-tree/kernel-src-tree
+          cp configs/kernel-x86_64-rhel.config .config
+          make olddefconfig
+          make -j8