$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/perl-libxml-perl.git /var/lib/mock/dist-an7-build-29661-15414/root/chroot_tmpdir/scmroot/perl-libxml-perl
Cloning into '/var/lib/mock/dist-an7-build-29661-15414/root/chroot_tmpdir/scmroot/perl-libxml-perl'...
$ git reset --hard origin/a7
HEAD is now at b7390c8 import perl-libxml-perl-0.08-19.el7.src.rpm