$ git clone -n https://src.fedoraproject.org/rpms/rust-pem-rfc7468.git /var/lib/mock/f40-build-2038526-48188/root/chroot_tmpdir/scmroot/rust-pem-rfc7468
Cloning into '/var/lib/mock/f40-build-2038526-48188/root/chroot_tmpdir/scmroot/rust-pem-rfc7468'...
$ git fetch origin e9b7f6249fd364972bd0b4854667c71be29ed4ef:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-pem-rfc7468
 * [new ref]         e9b7f6249fd364972bd0b4854667c71be29ed4ef -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e9b7f62 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild