今天，当我运行github actions工作流与我的公共repo，显示错误：

Run git config --global url."https://github".insteadOf ssh://git@github

added 1 package, and audited 2 packages in 763ms

1 package is looking for funding
  run `npm fund` for details

found 0 vulnerabilities
Lockfile is up to date, resolution step is skipped
Progress: resolved 1, reused 0, downloaded 0, added 0
Packages: +1797
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Progress: resolved 1797, reused 0, downloaded 0, added 0
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 ERROR  Command failed with exit code 128: git fetch --depth 1 origin baf7fecd350398b32e523f14bc4f4536f9bc6f82
[email protected]: Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.

pnpm: Command failed with exit code 128: git fetch --depth 1 origin baf7fecd350398b32e523f14bc4f4536f9bc6f82
[email protected]: Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
    at makeError (/opt/hostedtoolcache/node/16.20.2/x64/lib/node_modules/pnpm/dist/pnpm.cjs:24966:17)
    at handlePromise (/opt/hostedtoolcache/node/16.20.2/x64/lib/node_modules/pnpm/dist/pnpm.cjs:25537:33)
    at runMicrotasks (<anonymous>)
    at processTicksAndRejections (node:internal/process/task_queues:96:5)
    at async gitFetcher (/opt/hostedtoolcache/node/16.20.2/x64/lib/node_modules/pnpm/dist/pnpm.cjs:110929:11)
    at async fetcher (/opt/hostedtoolcache/node/16.20.2/x64/lib/node_modules/pnpm/dist/pnpm.cjs:123551:16)
    at async run (/opt/hostedtoolcache/node/16.20.2/x64/lib/node_modules/pnpm/dist/pnpm.cjs:123017:23)
Error: Process completed with exit code 1.

字符串
工作流正常工作了几个月，为什么突然显示这个错误？这是github动作工作流文件：

name: tex-web-pro
    
    on:
      push:
        branches: [ main ]
    
    jobs:
      build:
        runs-on: ubuntu-latest
        steps:
          - uses: actions/checkout@v3
          - uses: actions/setup-node@v3
            with:
              node-version: 16
          - name: Build React App
            run: |
              git config --global url."https://github".insteadOf ssh://git@github
              npm install -g pnpm 
              pnpm install
              pnpm run build
            env:
              CI: false
    
          - name: Set up Docker Buildx
            uses: docker/setup-buildx-action@v2
          
          - name: Login to Docker Hub
            uses: docker/login-action@v2
            with:
              registry: ${{ secrets.ALI_DOCKER_HUB_REGISTRY }}
              username: ${{ secrets.ALIYUN_DOCKER_REPO_USER_NAME }}
              password: ${{ secrets.ALIYUN_DOCKER_REPO_USER_PASSWORD }}
    
          - name: Build image push to aliyun
            uses: docker/build-push-action@v3
            with:
              context: .
              tags: ${{ secrets.ALI_DOCKER_HUB_REGISTRY }}/reddwarf-pro/texhub-web:${{ github.sha }} 
              cache-from: type=gha
              cache-to: type=gha,mode=max
              file: Dockerfile
              push: true
        
           # https://github.com/steebchen/kubectl
          - name: deploy to cluster
            uses: steebchen/[email protected]
            with: # defaults to latest kubectl binary version
              config: ${{ secrets.KUBE_CONFIG_DATA }}
              command: set image --record deployment/texhub-web texhub-web=registry.cn-hongkong.aliyuncs.com/reddwarf-pro/texhub-web:${{ github.sha }} -n reddwarf-pro
    
          - name: verify deployment
            uses: steebchen/[email protected]
            with:
              config: ${{ secrets.KUBE_CONFIG_DATA }}
              version: v1.21.0 # specify kubectl binary version explicitly
              command: rollout status deployment/texhub-web -n reddwarf-pro

型
我应该怎么做来解决这个问题？