$ git clone -n https://gitee.com/src-anolis-os/perl-Exception-Class.git /var/lib/mock/dist-an7-build-60844-33772/root/chroot_tmpdir/scmroot/perl-Exception-Class
Cloning into '/var/lib/mock/dist-an7-build-60844-33772/root/chroot_tmpdir/scmroot/perl-Exception-Class'...
$ git reset --hard origin/a7
HEAD is now at bfc19fc import perl-Exception-Class-1.37-3.el7.src.rpm