$ git clone -n https://src.fedoraproject.org/rpms/ksystemstats.git /var/lib/mock/f40-build-1221646-22751/root/chroot_tmpdir/scmroot/ksystemstats
Cloning into '/var/lib/mock/f40-build-1221646-22751/root/chroot_tmpdir/scmroot/ksystemstats'...
$ git fetch origin 6f05ee6ffa247e2410676923806239fd00d2ff51:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ksystemstats
 * [new ref]         6f05ee6ffa247e2410676923806239fd00d2ff51 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6f05ee6 feat: 6.1.1