$ git clone -n https://src.fedoraproject.org/rpms/dirgra.git /var/lib/mock/f40-build-2478916-61611/root/chroot_tmpdir/scmroot/dirgra
Cloning into '/var/lib/mock/f40-build-2478916-61611/root/chroot_tmpdir/scmroot/dirgra'...
$ git fetch origin 7e366066d0781ff1a590f2727d1238320ecfbe0a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dirgra
 * [new ref]         7e366066d0781ff1a590f2727d1238320ecfbe0a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7e36606 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild