$ git clone -n https://src.fedoraproject.org/rpms/rust-qapi-qmp.git /var/lib/mock/f45-build-44179-811/root/chroot_tmpdir/scmroot/rust-qapi-qmp
Cloning into '/var/lib/mock/f45-build-44179-811/root/chroot_tmpdir/scmroot/rust-qapi-qmp'...
$ git fetch origin 52392e4442d3f7176c72641b2b5c2ae459362ebc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-qapi-qmp
 * [new ref]         52392e4442d3f7176c72641b2b5c2ae459362ebc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 52392e4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild