$ git clone -n https://src.fedoraproject.org/rpms/gnatcoll-db.git /var/lib/mock/f40-build-2484183-61639/root/chroot_tmpdir/scmroot/gnatcoll-db
Cloning into '/var/lib/mock/f40-build-2484183-61639/root/chroot_tmpdir/scmroot/gnatcoll-db'...
$ git fetch origin e702405e900ff421912d100247857219404dc147:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnatcoll-db
 * [new ref]         e702405e900ff421912d100247857219404dc147 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e702405 Rebuilt with XMLada 24 and LibGPR 24.