$ git clone -n https://src.fedoraproject.org/rpms/golang-github-grpc-ecosystem-opentracing.git /var/lib/mock/f38-build-side-42-init-devel-643375-26395/root/chroot_tmpdir/scmroot/golang-github-grpc-ecosystem-opentracing
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-643375-26395/root/chroot_tmpdir/scmroot/golang-github-grpc-ecosystem-opentracing'...
$ git fetch origin 85fc050b900463a58b2ce3d3cb296c0976d7eb0e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-grpc-ecosystem-opentracing
 * [new ref]         85fc050b900463a58b2ce3d3cb296c0976d7eb0e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85fc050 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild