$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/perl-Bit-Vector.git /var/lib/mock/dist-an7-build-32566-16037/root/chroot_tmpdir/scmroot/perl-Bit-Vector
Cloning into '/var/lib/mock/dist-an7-build-32566-16037/root/chroot_tmpdir/scmroot/perl-Bit-Vector'...
$ git reset --hard origin/a7
HEAD is now at 56534da import perl-Bit-Vector-7.3-3.el7.src.rpm