$vm = Get-AzVM -ResourceGroupName $(resourceGroupName) -Name $(vmName)
Stop-AzVM -ResourceGroupName $(resourceGroupName) -Name $vm.Name -Force
Start-Sleep -s 180

$sas = Grant-AzDiskAccess -ResourceGroupName $(ResourceGroupName) -DiskName $(sourceDiskname) -DurationInSecond 7200 -Access Read

$destinationContext = New-AzStorageContext -StorageAccountName $(storageAccountName) -StorageAccountKey $(storageAccountKey)
Start-AzStorageBlobCopy -AbsoluteUri $sas.AccessSAS -DestContainer $(storageContainerName) -DestContext $destinationContext -DestBlob $(destinationVHDFileName)

#Pause some moments to initiate the copy action
Start-Sleep -Seconds 90

#Lets wait :)

$destinationContext = New-AzStorageContext -StorageAccountName $(storageAccountName) -StorageAccountKey $(storageAccountKey)
$status = Get-AzStorageBlobCopyState -Context $destinationContext -Container $(storageContainerName) -Blob $(destinationVHDFileName)
while($status.Status -eq 'Pending'){
    $status = Get-AzStorageBlobCopyState -Context $destinationContext -Container $(storageContainerName) -Blob $(destinationVHDFileName)
    $percentage = [math]::Round(100 - ($status.TotalBytes / $status.BytesCopied))
    Write-Host "Completed: $($percentage)"
    Start-Sleep -Seconds 10
}