sfdisk: invalid option -- 'R'

[Carl Karsten]

# image files to disk
time /usr/sbin/ocs-sr -g auto -e1 auto -e2 -c -r -j2 -p true restoredisk $clone $dev

...
Restoring partition /dev/sdd1...
*****************************************************.
*****************************************************.
Clean filesystem header in device /dev/sdd1...
*****************************************************.
Starting unicast restoring image u-minc2-20160815-4ans to /dev/sdd1...
If this action fails or hangs, check:
* Is the saved image /home/partimag/u-minc2-20160815-4ans/sdd1.vfat-ptcl-img.xz.* corrupted ?
*****************************************************.
Cloned successfully.
>>> Time elapsed: 13.81 secs (~ .230 mins)
Finished unicast restoring image u-minc2-20160815-4ans to /dev/sdd1.
Informing kernel the file system has been changed.....sfdisk: invalid option -- 'R'

Usage:
 sfdisk [options] <dev> [[-N] <part>]
...

$ sfdisk -v
sfdisk from util-linux 2.27.1