$ git clone -n https://src.fedoraproject.org/rpms/libburn.git /var/lib/mock/f40-build-786379-134242/root/chroot_tmpdir/scmroot/libburn
Cloning into '/var/lib/mock/f40-build-786379-134242/root/chroot_tmpdir/scmroot/libburn'...
$ git fetch origin e263b80971bd8ecc4070bba797228796266e100c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libburn
 * [new ref]         e263b80971bd8ecc4070bba797228796266e100c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e263b80 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild