[None][infra] Cherry pick fix for 1.2.0rc6.post4 (#12867)

Signed-off-by: Tyler Burt <195370667+tburt-nv@users.noreply.github.com>
Signed-off-by: Yiteng Niu <6831097+niukuo@users.noreply.github.com>
Signed-off-by: Yuanjing Xue <197832395+yuanjingx87@users.noreply.github.com>
Co-authored-by: tburt-nv <195370667+tburt-nv@users.noreply.github.com>

Author: yuanjingx87

jenkins/L0_Test.groovy

@@ -3201,9 +3201,9 @@ def launchTestJobs(pipeline, testFilter)
                             // Use internal mirror instead of https://download.pytorch.org/whl/cu130 for better network stability.
                             // PyTorch CUDA 13.0 package and torchvision package can be installed as expected.
                             if (k8s_arch == "amd64") {
-                                trtllm_utils.llmExecStepWithRetry(pipeline, script: "pip3 install torch==2.9.0+cu130 torchvision==0.24.0+cu130 --extra-index-url https://urm.nvidia.com/artifactory/api/pypi/pytorch-cu128-remote/simple")
+                                trtllm_utils.llmExecStepWithRetry(pipeline, script: "pip3 install torch==2.9.0+cu130 torchvision==0.24.0+cu130 --extra-index-url https://urm.nvidia.com/artifactory/api/pypi/pytorch-cu128-remote/simple --extra-index-url https://download.pytorch.org/whl/cu130")
                             } else {
-                                trtllm_utils.llmExecStepWithRetry(pipeline, script: "pip3 install torch==2.9.0+cu130 torchvision==0.24.0 --extra-index-url https://urm.nvidia.com/artifactory/api/pypi/pytorch-cu128-remote/simple")
+                                trtllm_utils.llmExecStepWithRetry(pipeline, script: "pip3 install torch==2.9.0+cu130 torchvision==0.24.0 --extra-index-url https://urm.nvidia.com/artifactory/api/pypi/pytorch-cu128-remote/simple --extra-index-url https://download.pytorch.org/whl/cu130")
                             }
                         }