$ git clone -n https://src.fedoraproject.org/rpms/rust-prometheus_exporter.git /var/lib/mock/f45-build-44051-810/root/chroot_tmpdir/scmroot/rust-prometheus_exporter
Cloning into '/var/lib/mock/f45-build-44051-810/root/chroot_tmpdir/scmroot/rust-prometheus_exporter'...
$ git fetch origin 8f26f6551a23a479a6f5557219d1dc7366966896:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-prometheus_exporter
 * [new ref]         8f26f6551a23a479a6f5557219d1dc7366966896 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8f26f65 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild