$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/xorg-x11-drv-v4l.git /var/lib/mock/dist-an7-build-33441-16169/root/chroot_tmpdir/scmroot/xorg-x11-drv-v4l
Cloning into '/var/lib/mock/dist-an7-build-33441-16169/root/chroot_tmpdir/scmroot/xorg-x11-drv-v4l'...
$ git reset --hard origin/a7
HEAD is now at 1be93af import xorg-x11-drv-v4l-0.2.0-49.el7.src.rpm