$ git clone -n https://gitee.com/ocs-upgrade/sysstat.git /var/lib/mock/dist-ocs23-build-212565-15360/root/chroot_tmpdir/scmroot/sysstat
Cloning into '/var/lib/mock/dist-ocs23-build-212565-15360/root/chroot_tmpdir/scmroot/sysstat'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/ocs-upgrade/sysstat
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 70e78d3 Upgrade to version 12.7.6