$ git clone -n https://gitee.com/mgb01105731/gcc-toolset-15-binutils.git /var/lib/mock/dist-an23-build-536366-82469/root/chroot_tmpdir/scmroot/gcc-toolset-15-binutils
Cloning into '/var/lib/mock/dist-an23-build-536366-82469/root/chroot_tmpdir/scmroot/gcc-toolset-15-binutils'...
$ git fetch origin df7ef930737f1e7e7c51e02465316fe75b32c36f:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/gcc-toolset-15-binutils
 * [new ref]         df7ef930737f1e7e7c51e02465316fe75b32c36f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df7ef93 Init