$ git clone -n https://gitee.com/happy_orange/kmod-rds-prefetch-tuning.git /var/lib/mock/dist-an8-exp-build-222492-62151/root/chroot_tmpdir/scmroot/kmod-rds-prefetch-tuning
Cloning into '/var/lib/mock/dist-an8-exp-build-222492-62151/root/chroot_tmpdir/scmroot/kmod-rds-prefetch-tuning'...
$ git reset --hard origin/a8
HEAD is now at c63d8f2 update prefetch_tuning.spec.