$ git clone -n https://src.fedoraproject.org/rpms/libsysstat.git /var/lib/mock/f40-build-785889-134133/root/chroot_tmpdir/scmroot/libsysstat
Cloning into '/var/lib/mock/f40-build-785889-134133/root/chroot_tmpdir/scmroot/libsysstat'...
$ git fetch origin 962a59e5057a6854a4fa07e688efece4e735dff1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libsysstat
 * [new ref]         962a59e5057a6854a4fa07e688efece4e735dff1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 962a59e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild