$ git clone -n https://src.fedoraproject.org/rpms/rust-usbredirhost.git /var/lib/mock/f45-build-46025-830/root/chroot_tmpdir/scmroot/rust-usbredirhost
Cloning into '/var/lib/mock/f45-build-46025-830/root/chroot_tmpdir/scmroot/rust-usbredirhost'...
$ git fetch origin 5dafc471833867bd06043e1901c61e7b4dcc8703:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-usbredirhost
 * [new ref]         5dafc471833867bd06043e1901c61e7b4dcc8703 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5dafc47 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild