$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/espeak-ng /var/lib/mock/dist-el8-build-5959-51/root/chroot_tmpdir/scmroot/espeak-ng
Cloning into '/var/lib/mock/dist-el8-build-5959-51/root/chroot_tmpdir/scmroot/espeak-ng'...
$ git reset --hard origin/a8
HEAD is now at 9978fb1 import espeak-ng-1.49.2-4.el8.src.rpm