$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/jbigkit /var/lib/mock/dist-el8-build-4621-34/root/chroot_tmpdir/scmroot/jbigkit
Cloning into '/var/lib/mock/dist-el8-build-4621-34/root/chroot_tmpdir/scmroot/jbigkit'...
$ git reset --hard origin/a8
HEAD is now at bb639ac import jbigkit-2.1-14.el8.src.rpm