$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/java-1.7.0-openjdk.git /var/lib/mock/dist-an7-build-31497-15745/root/chroot_tmpdir/scmroot/java-1.7.0-openjdk
Cloning into '/var/lib/mock/dist-an7-build-31497-15745/root/chroot_tmpdir/scmroot/java-1.7.0-openjdk'...
$ git reset --hard origin/a7
HEAD is now at 42be430 update to java-1.7.0-openjdk-1.7.0.251-2.6.21.0.el7_7.src.rpm