$ git clone -n https://src.fedoraproject.org/rpms/bitmap.git /var/lib/mock/f39-build-1497005-34583/root/chroot_tmpdir/scmroot/bitmap
Cloning into '/var/lib/mock/f39-build-1497005-34583/root/chroot_tmpdir/scmroot/bitmap'...
$ git fetch origin 10882771650e43172c828ae164874f5c43e78e05:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bitmap
 * [new ref]         10882771650e43172c828ae164874f5c43e78e05 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1088277 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild