$ git clone -n https://src.fedoraproject.org/rpms/rust-gstreamer-net-sys.git /var/lib/mock/f45-build-42226-791/root/chroot_tmpdir/scmroot/rust-gstreamer-net-sys
Cloning into '/var/lib/mock/f45-build-42226-791/root/chroot_tmpdir/scmroot/rust-gstreamer-net-sys'...
$ git fetch origin 15257ccc724c141fddd2783189ca325f0e2383df:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gstreamer-net-sys
 * [new ref]         15257ccc724c141fddd2783189ca325f0e2383df -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15257cc Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild