$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/gstreamer1-plugins-good /var/lib/mock/dist-el8-build-6267-88/root/chroot_tmpdir/scmroot/gstreamer1-plugins-good
Cloning into '/var/lib/mock/dist-el8-build-6267-88/root/chroot_tmpdir/scmroot/gstreamer1-plugins-good'...
$ git reset --hard origin/a8
HEAD is now at d7ef237 import gstreamer1-plugins-good-1.16.1-1.el8.src.rpm