$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libnfsidmap.git /var/lib/mock/dist-an7-build-31900-15829/root/chroot_tmpdir/scmroot/libnfsidmap
Cloning into '/var/lib/mock/dist-an7-build-31900-15829/root/chroot_tmpdir/scmroot/libnfsidmap'...
$ git reset --hard origin/a7
HEAD is now at 63b9cf3 import libnfsidmap-0.25-19.el7.src.rpm