AzureCI: Fetch alpine-chroot-install from master to get key updates (#3460)
AzureCI: Fetch alpine-chroot-install from master to get key updates (#3460)

* Fetch alpine-chroot-install from master to get key updates
xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS