$ git clone -n https://src.fedoraproject.org/rpms/FlightCrew.git /var/lib/mock/f39-build-1501220-34826/root/chroot_tmpdir/scmroot/FlightCrew
Cloning into '/var/lib/mock/f39-build-1501220-34826/root/chroot_tmpdir/scmroot/FlightCrew'...
$ git fetch origin 408767bf4b4063ffba8f2f8a96de83a2057fe4ba:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/FlightCrew
 * [new ref]         408767bf4b4063ffba8f2f8a96de83a2057fe4ba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 408767b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild