$ git clone -n https://src.fedoraproject.org/rpms/rust-jod-thread.git /var/lib/mock/f45-build-42740-796/root/chroot_tmpdir/scmroot/rust-jod-thread
Cloning into '/var/lib/mock/f45-build-42740-796/root/chroot_tmpdir/scmroot/rust-jod-thread'...
$ git fetch origin 0d74b2ed45131a8eed6d9970a2e42625b1730a04:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-jod-thread
 * [new ref]         0d74b2ed45131a8eed6d9970a2e42625b1730a04 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0d74b2e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild