$ git clone -n https://src.fedoraproject.org/rpms/ois.git /var/lib/mock/f40-build-796665-140843/root/chroot_tmpdir/scmroot/ois
Cloning into '/var/lib/mock/f40-build-796665-140843/root/chroot_tmpdir/scmroot/ois'...
$ git fetch origin 8a783dee37c5fc19da822420918d7e30829ccda7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ois
 * [new ref]         8a783dee37c5fc19da822420918d7e30829ccda7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a783de Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild