$ git clone -n https://src.fedoraproject.org/rpms/dvblast.git /var/lib/mock/f40-build-800114-142756/root/chroot_tmpdir/scmroot/dvblast
Cloning into '/var/lib/mock/f40-build-800114-142756/root/chroot_tmpdir/scmroot/dvblast'...
$ git fetch origin 481f4bd5e097f3c67d48a8323696cc200a064c74:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dvblast
 * [new ref]         481f4bd5e097f3c67d48a8323696cc200a064c74 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 481f4bd Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild