$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/tcl-pgtcl.git /var/lib/mock/dist-an7-build-33238-16169/root/chroot_tmpdir/scmroot/tcl-pgtcl
Cloning into '/var/lib/mock/dist-an7-build-33238-16169/root/chroot_tmpdir/scmroot/tcl-pgtcl'...
$ git reset --hard origin/a7
HEAD is now at 2202e38 import tcl-pgtcl-2.0.0-5.el7.src.rpm