$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/gtkmm30.git /var/lib/mock/dist-an7-build-31280-15707/root/chroot_tmpdir/scmroot/gtkmm30
Cloning into '/var/lib/mock/dist-an7-build-31280-15707/root/chroot_tmpdir/scmroot/gtkmm30'...
$ git reset --hard origin/a7
HEAD is now at a1e8662 import gtkmm30-3.22.2-1.el7.src.rpm