CmdID / az / az dls / az dls fs / az dls fs access
az dls fs access set-owner
Set the owner information for a file or folder in a Data Lake Store account. Azure CLI reference
2 options Its page in the Azure CLI reference
Options
--groupThe group Azure Active Directory object ID or user principal name to set as the owning group.--ownerThe user Azure Active Directory object ID or user principal name to set as the owner.