$ git clone -n https://src.fedoraproject.org/rpms/ghc-optparse-simple.git /var/lib/mock/f40-build-776740-129081/root/chroot_tmpdir/scmroot/ghc-optparse-simple
Cloning into '/var/lib/mock/f40-build-776740-129081/root/chroot_tmpdir/scmroot/ghc-optparse-simple'...
$ git fetch origin 579cfb2a10c1a708869f5d049ce10d22f035aaf3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-optparse-simple
 * [new ref]         579cfb2a10c1a708869f5d049ce10d22f035aaf3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 579cfb2 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild