$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/libvorbis /var/lib/mock/dist-el8-build-6378-104/root/chroot_tmpdir/scmroot/libvorbis
Cloning into '/var/lib/mock/dist-el8-build-6378-104/root/chroot_tmpdir/scmroot/libvorbis'...
$ git reset --hard origin/a8
HEAD is now at e0828c3 import libvorbis-1.3.6-2.el8.src.rpm