Pointer file error during git clone

Cloning into 'sicor'...
remote: Counting objects: 1459, done.
remote: Compressing objects: 100% (656/656), done.
remote: Total 1459 (delta 855), reused 1345 (delta 771)
Receiving objects: 100% (1459/1459), 70.33 MiB | 27.97 MiB/s, done.
Resolving deltas: 100% (855/855), done.
Checking connectivity... done.
Pointer file error: Unable to parse pointer at: "sicor/sensors/S2MSI/S2Image/test_data_compressed.zip"
Downloading tests/data/ecmwf/ecmwf.zip (21.47 MB)
Downloading tests/data/s2a_l1c/S2A_MSIL1C_20170430T103021_N0205_R108_T32UPV_20170430T103024.SAFE.zip (9.60 MB)
Downloading tests/data/s2a_l1c/S2A_OPER_PRD_MSIL1C_PDMC_20151207T180211_R108_V20151207T103733_20151207T103733.SAFE.zip (9.04 MB)  

Is this critical?