$ git clone -n http://8.131.229.236/anolis-os/SDL2 /var/lib/mock/dist-el8-build-9329-1514/root/chroot_tmpdir/scmroot/SDL2
Cloning into '/var/lib/mock/dist-el8-build-9329-1514/root/chroot_tmpdir/scmroot/SDL2'...
$ git reset --hard origin/a8
HEAD is now at 550d1b2 import SDL2-2.0.10-2.el8.src.rpm