$ git clone -n https://github.com/xcp-ng-rpms/ipmitool /var/lib/mock/v8.3-incoming-11133-29542/root/chroot_tmpdir/scmroot/ipmitool
Cloning into '/var/lib/mock/v8.3-incoming-11133-29542/root/chroot_tmpdir/scmroot/ipmitool'...
$ git fetch origin 438e5c03ff680d5ced30c53690f48011669f7772:KOJI_FETCH_HEAD
From https://github.com/xcp-ng-rpms/ipmitool
 * [new ref]         438e5c03ff680d5ced30c53690f48011669f7772 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 438e5c0 Merge pull request #2 from xcp-ng-rpms/fix-unsupported