The ipmiutil-3.0.5 release has been posted to sourceforge.
See http://ipmiutil.sourceforge.net for binaries and documentation.
From ChangeLog:
06/06/2017 ARCress ipmiutil-3.0.5 changes (iver 3.05)
util/isol.c - set -V4 default if SUPERMICRO -a
util/ihealth.c - retry if ccode 193 in get_power_state (SuperMicro)
util/oem_supermicro.c - never trust SMC threshold status, check by value