$ git clone -n https://gitee.com/src-anolis-os/clang.git /var/lib/mock/dist-an23-build-214519-61978/root/chroot_tmpdir/scmroot/clang
Cloning into '/var/lib/mock/dist-an23-build-214519-61978/root/chroot_tmpdir/scmroot/clang'...
$ git reset --hard origin/a23
HEAD is now at 05de90e Build with clang