$ git clone -n https://gitee.com/mgb01105731/llvm18_1.git /var/lib/mock/dist-an23.2-build-398897-72305/root/chroot_tmpdir/scmroot/llvm18_1
Cloning into '/var/lib/mock/dist-an23.2-build-398897-72305/root/chroot_tmpdir/scmroot/llvm18_1'...
$ git fetch origin a23.2:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/llvm18_1
 * [new branch]      a23.2      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 832263e init llvm18