$ git clone -n https://gitee.com/src-opencloudos-rpms/gcc.git /var/lib/mock/dist-oc9-build-241614-82865/root/chroot_tmpdir/scmroot/gcc
Cloning into '/var/lib/mock/dist-oc9-build-241614-82865/root/chroot_tmpdir/scmroot/gcc'...
$ git fetch origin 0ca01c5e8e490683df2df362efecf4706b0bc04c:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gcc
 * [new ref]         0ca01c5e8e490683df2df362efecf4706b0bc04c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ca01c5 import gcc-12.3.1.8-2.tl4