$ git clone -n https://src.fedoraproject.org/rpms/mailimporter.git /var/lib/mock/f40-build-1723604-24647/root/chroot_tmpdir/scmroot/mailimporter
Cloning into '/var/lib/mock/f40-build-1723604-24647/root/chroot_tmpdir/scmroot/mailimporter'...
$ git fetch origin eb7a8f79db464f762234ceb502e70c0056ddc789:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mailimporter
 * [new ref]         eb7a8f79db464f762234ceb502e70c0056ddc789 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eb7a8f7 24.05.2