gitbash shell
-------------

MartinG@IBMLT4 ~/Documents/Acumen/PROCESSING/TSC_GROUP_HOLDINGS_CAAPS/TEST (TSC_GROUP_HOLDINGS_CAAPS_INTEGRATION)
$ echo /CONFIGURATION > .git/info/sparse-checkout

MartinG@IBMLT4 ~/Documents/Acumen/PROCESSING/TSC_GROUP_HOLDINGS_CAAPS/TEST (TSC_GROUP_HOLDINGS_CAAPS_INTEGRATION)
$ git read-tree -mu HEAD

MartinG@IBMLT4 ~/Documents/Acumen/PROCESSING/TSC_GROUP_HOLDINGS_CAAPS/TEST (TSC_GROUP_HOLDINGS_CAAPS_INTEGRATION)
$

Windows cmd shell
----------------

C:\Users\MartinG\Documents\Acumen\PROCESSING\TSC_GROUP_HOLDINGS_CAAPS\TEST>echo /CONFIGURATION > .git\info\sparse-checkout

C:\Users\MartinG\Documents\Acumen\PROCESSING\TSC_GROUP_HOLDINGS_CAAPS\TEST>git read-tree -mu HEAD
error: Sparse checkout leaves no entry on working directory

C:\Users\MartinG\Documents\Acumen\PROCESSING\TSC_GROUP_HOLDINGS_CAAPS\TEST>


Note: it doesn't matter which shell I run git read-tree in, the difference is in the file format that results from the echo command.