$ git clone -n https://gitee.com/src-opencloudos-rpms/gcc-toolset-15.git /var/lib/mock/dist-oc8-build-229771-81393/root/chroot_tmpdir/scmroot/gcc-toolset-15
Cloning into '/var/lib/mock/dist-oc8-build-229771-81393/root/chroot_tmpdir/scmroot/gcc-toolset-15'...
$ git fetch origin 5738f942babce8643da5eec14282f1d906d2d4dd:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gcc-toolset-15
 * [new ref]         5738f942babce8643da5eec14282f1d906d2d4dd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5738f94 import gcc-toolset-15-15.0-9.tl3