$ git clone -n https://src.fedoraproject.org/rpms/powerstat.git /var/lib/mock/f41-build-756793-13422/root/chroot_tmpdir/scmroot/powerstat
Cloning into '/var/lib/mock/f41-build-756793-13422/root/chroot_tmpdir/scmroot/powerstat'...
$ git fetch origin 94cf0b4c96716116951e36614d30eadce06d5809:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/powerstat
 * [new ref]         94cf0b4c96716116951e36614d30eadce06d5809 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 94cf0b4 Update to V0.04.02