$ git clone -n https://src.fedoraproject.org/rpms/rust-lv2-midi.git /var/lib/mock/f45-build-43080-799/root/chroot_tmpdir/scmroot/rust-lv2-midi
Cloning into '/var/lib/mock/f45-build-43080-799/root/chroot_tmpdir/scmroot/rust-lv2-midi'...
$ git fetch origin d7965f8300393825cb399153e4c63d8c05fb8c26:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-lv2-midi
 * [new ref]         d7965f8300393825cb399153e4c63d8c05fb8c26 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d7965f8 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild