$ git clone -n https://gitee.com/mgb01105731/gcc-toolset-10-strace.git /var/lib/mock/dist-an23-build-python3.11-389929-71986/root/chroot_tmpdir/scmroot/gcc-toolset-10-strace
Cloning into '/var/lib/mock/dist-an23-build-python3.11-389929-71986/root/chroot_tmpdir/scmroot/gcc-toolset-10-strace'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/gcc-toolset-10-strace
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1a3339c init upstream from 6.9