This is a clone of issue OCPBUGS-39221. The following is the description of the original issue:
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This is a clone of issue OCPBUGS-36767. The following is the description of the original issue:
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This is a clone of issue OCPBUGS-36691. The following is the description of the original issue:
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Description of problem:

    Objects that are specified in the apply backup annotation are labeled with backup annotation. Currently the patch command to add the labels replaces current labels.

Version-Release number of selected component (if applicable):

    4.16 

How reproducible:

    Every time

Steps to Reproduce:

    1.
    2.
    3.
    

Actual results:

    the labels on the objects are removed

Expected results:

backup label should be appended to the existing labels    

Additional info: