$ git clone -n https://src.fedoraproject.org/rpms/expatpp.git /var/lib/mock/f40-build-2277794-55243/root/chroot_tmpdir/scmroot/expatpp
Cloning into '/var/lib/mock/f40-build-2277794-55243/root/chroot_tmpdir/scmroot/expatpp'...
$ git fetch origin 6772a6287962bd52b03bff53fc9149a0e8ef203b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/expatpp
 * [new ref]         6772a6287962bd52b03bff53fc9149a0e8ef203b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6772a62 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild