$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libbase.git /var/lib/mock/dist-an7-build-40038-20007/root/chroot_tmpdir/scmroot/libbase
Cloning into '/var/lib/mock/dist-an7-build-40038-20007/root/chroot_tmpdir/scmroot/libbase'...
$ git reset --hard origin/a7
HEAD is now at cdf45e7 import libbase-1.1.3-10.el7.src.rpm