$ git clone -n https://src.fedoraproject.org/rpms/BlockOutII.git /var/lib/mock/f40-build-757361-119353/root/chroot_tmpdir/scmroot/BlockOutII
Cloning into '/var/lib/mock/f40-build-757361-119353/root/chroot_tmpdir/scmroot/BlockOutII'...
$ git fetch origin 8da3b73253a7f1d3e3f95d45a2e1ed1cb42b89a0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/BlockOutII
 * [new ref]         8da3b73253a7f1d3e3f95d45a2e1ed1cb42b89a0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8da3b73 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild