$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/gc.git /var/lib/mock/dist-an7-build-31176-15695/root/chroot_tmpdir/scmroot/gc
Cloning into '/var/lib/mock/dist-an7-build-31176-15695/root/chroot_tmpdir/scmroot/gc'...
$ git reset --hard origin/a7
HEAD is now at eeee796 import gc-7.2d-7.el7.src.rpm