$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libSM.git /var/lib/mock/dist-an7-build-31994-15859/root/chroot_tmpdir/scmroot/libSM
Cloning into '/var/lib/mock/dist-an7-build-31994-15859/root/chroot_tmpdir/scmroot/libSM'...
$ git reset --hard origin/a7
HEAD is now at d4d829d import libSM-1.2.2-2.el7.src.rpm