$ git clone -n https://src.fedoraproject.org/rpms/usbtop.git /var/lib/mock/f40-build-781373-131566/root/chroot_tmpdir/scmroot/usbtop
Cloning into '/var/lib/mock/f40-build-781373-131566/root/chroot_tmpdir/scmroot/usbtop'...
$ git fetch origin 1cc1e14e743993e84383cbc3f1f4a4629ba68d7a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/usbtop
 * [new ref]         1cc1e14e743993e84383cbc3f1f4a4629ba68d7a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1cc1e14 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild