$ git clone -n https://gitee.com/src-anolis-os/bcc.git /var/lib/mock/dist-an8-build-74254-39001/root/chroot_tmpdir/scmroot/bcc
Cloning into '/var/lib/mock/dist-an8-build-74254-39001/root/chroot_tmpdir/scmroot/bcc'...
$ git reset --hard origin/a8
HEAD is now at 3d0a799 Rebuild on LLVM12