$ git clone -n https://gitee.com/mgb01105731/clang.git /var/lib/mock/dist-an23-build-240565-62993/root/chroot_tmpdir/scmroot/clang
Cloning into '/var/lib/mock/dist-an23-build-240565-62993/root/chroot_tmpdir/scmroot/clang'...
$ git reset --hard origin/a23
HEAD is now at bc57672 Del Specific Fields