$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/libmad /var/lib/mock/dist-el8-build-5401-34/root/chroot_tmpdir/scmroot/libmad
Cloning into '/var/lib/mock/dist-el8-build-5401-34/root/chroot_tmpdir/scmroot/libmad'...
$ git reset --hard origin/a8
HEAD is now at e93f643 import libmad-0.15.1b-25.el8.src.rpm