$ git clone -n https://gitee.com/mgb01105731/gcc-toolset-15-annobin.git /var/lib/mock/dist-an23-build-537774-83400/root/chroot_tmpdir/scmroot/gcc-toolset-15-annobin
Cloning into '/var/lib/mock/dist-an23-build-537774-83400/root/chroot_tmpdir/scmroot/gcc-toolset-15-annobin'...
$ git fetch origin 9a09606026057bd90ab6bd6c2ca81c9262edf5cb:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/gcc-toolset-15-annobin
 * [new ref]         9a09606026057bd90ab6bd6c2ca81c9262edf5cb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9a09606 Init