$ git clone -n https://gitee.com/mgb01105731/gcc-toolset-15-annobin.git /var/lib/mock/dist-an23-build-532558-80970/root/chroot_tmpdir/scmroot/gcc-toolset-15-annobin
Cloning into '/var/lib/mock/dist-an23-build-532558-80970/root/chroot_tmpdir/scmroot/gcc-toolset-15-annobin'...
$ git fetch origin 568eff212a4d74a051fd062c839d9e9e66c160df:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/gcc-toolset-15-annobin
 * [new ref]         568eff212a4d74a051fd062c839d9e9e66c160df -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 568eff2 Init