$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/libcacard /var/lib/mock/dist-el8-build-6327-98/root/chroot_tmpdir/scmroot/libcacard
Cloning into '/var/lib/mock/dist-el8-build-6327-98/root/chroot_tmpdir/scmroot/libcacard'...
$ git reset --hard origin/a8
HEAD is now at 3254c00 import libcacard-2.7.0-2.el8_1.src.rpm