$ git clone -n https://src.fedoraproject.org/rpms/rust-webpki-roots.git /var/lib/mock/f40-build-2328426-58867/root/chroot_tmpdir/scmroot/rust-webpki-roots
Cloning into '/var/lib/mock/f40-build-2328426-58867/root/chroot_tmpdir/scmroot/rust-webpki-roots'...
$ git fetch origin 66633f97a82e7a3a625f731476884a4cb9360e7e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-webpki-roots
 * [new ref]         66633f97a82e7a3a625f731476884a4cb9360e7e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 66633f9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild