WIP: cross-compile. Force using my copy of libbpf-ci to test cross compilation

Author: chantra

.github/workflows/kernel-build.yml

@@ -93,15 +93,15 @@ jobs:
         with:
           llvm-version: ${{ inputs.llvm-version }}
       - name: Build kernel image
-        uses: libbpf/ci/build-linux@main
+        uses: chantra/libbpf-ci/build-linux@xcompile
         with:
           arch: ${{ inputs.arch }}
           toolchain: ${{ inputs.toolchain }}
           kbuild-output: ${{ env.KBUILD_OUTPUT }}
           max-make-jobs: 32
           llvm-version: ${{ inputs.llvm-version }}
       - name: Build selftests
-        uses: libbpf/ci/build-selftests@main
+        uses: chantra/libbpf-ci/build-selftests@xcompile
         with:
           arch: ${{ inputs.arch }}
           toolchain: ${{ inputs.toolchain }}
@@ -115,7 +115,7 @@ jobs:
           RELEASE: ${{ inputs.release && '1' || '' }}
       - if: ${{ github.event_name != 'push' }}
         name: Build samples
-        uses: libbpf/ci/build-samples@main
+        uses: chantra/libbpf-ci/build-samples@xcompile
         with:
           arch: ${{ inputs.arch }}
           toolchain: ${{ inputs.toolchain }}