$ git clone -n https://src.fedoraproject.org/rpms/rust-timestamped-socket.git /var/lib/mock/f45-build-45459-823/root/chroot_tmpdir/scmroot/rust-timestamped-socket
Cloning into '/var/lib/mock/f45-build-45459-823/root/chroot_tmpdir/scmroot/rust-timestamped-socket'...
$ git fetch origin 11af7cc25f9102d6ebcde1c8440674cac6aacfaf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-timestamped-socket
 * [new ref]         11af7cc25f9102d6ebcde1c8440674cac6aacfaf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 11af7cc Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild