$ git clone -n https://gitee.com/src-opencloudos-rpms/dotnet7.0.git /var/lib/mock/dist-oc9-build-52351-14596/root/chroot_tmpdir/scmroot/dotnet7.0
Cloning into '/var/lib/mock/dist-oc9-build-52351-14596/root/chroot_tmpdir/scmroot/dotnet7.0'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dotnet7.0
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea20e2e import dotnet7.0-7.0.100-4.tl4.1