$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/celt051 /var/lib/mock/dist-el8-build-2349-28/root/chroot_tmpdir/scmroot/celt051
Cloning into '/var/lib/mock/dist-el8-build-2349-28/root/chroot_tmpdir/scmroot/celt051'...
$ git reset --hard origin/a8
HEAD is now at b01d222 import celt051-0.5.1.3-15.el8.src.rpm