$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/mcstrans /var/lib/mock/dist-el8-build-754-27/root/chroot_tmpdir/scmroot/mcstrans
Cloning into '/var/lib/mock/dist-el8-build-754-27/root/chroot_tmpdir/scmroot/mcstrans'...
$ git reset --hard origin/a8
HEAD is now at a64aca7 import mcstrans-2.9-2.el8.src.rpm