$ git clone -n https://gitee.com/lvfeicaiji_admin/java-1.8.0-alibaba-dragonwell.git /var/lib/mock/dist-an8.9-build-394035-72119/root/chroot_tmpdir/scmroot/java-1.8.0-alibaba-dragonwell
Cloning into '/var/lib/mock/dist-an8.9-build-394035-72119/root/chroot_tmpdir/scmroot/java-1.8.0-alibaba-dragonwell'...
$ git reset --hard 91299e58ff5d002b442dfebb86fef48454f4b4fa
HEAD is now at 91299e5 update package to 8.19.20