$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libunistring.git /var/lib/mock/dist-an7-build-32041-15879/root/chroot_tmpdir/scmroot/libunistring
Cloning into '/var/lib/mock/dist-an7-build-32041-15879/root/chroot_tmpdir/scmroot/libunistring'...
$ git reset --hard origin/a7
HEAD is now at fc0efd2 import libunistring-0.9.3-9.el7.src.rpm