$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/OpenEXR /var/lib/mock/dist-el8-build-6440-112/root/chroot_tmpdir/scmroot/OpenEXR
Cloning into '/var/lib/mock/dist-el8-build-6440-112/root/chroot_tmpdir/scmroot/OpenEXR'...
$ git reset --hard origin/a8
HEAD is now at c5799bf import OpenEXR-2.2.0-11.el8.src.rpm