$ git clone -n https://gitee.com/renping000/m4.git /var/lib/mock/dist-an7_9-updates-build-167818-52034/root/chroot_tmpdir/scmroot/m4
Cloning into '/var/lib/mock/dist-an7_9-updates-build-167818-52034/root/chroot_tmpdir/scmroot/m4'...
$ git reset --hard b4548429608d7822c02cdb935877b4ecd4ae6de5
HEAD is now at b454842 optimise spec file