$ git clone -n https://src.fedoraproject.org/rpms/rust-ssh-key-dir.git /var/lib/mock/f40-build-794857-139796/root/chroot_tmpdir/scmroot/rust-ssh-key-dir
Cloning into '/var/lib/mock/f40-build-794857-139796/root/chroot_tmpdir/scmroot/rust-ssh-key-dir'...
$ git fetch origin c6e0f62622574c2edfefef43220cf612a3d65d48:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-ssh-key-dir
 * [new ref]         c6e0f62622574c2edfefef43220cf612a3d65d48 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6e0f62 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild