$ git clone -n https://src.fedoraproject.org/rpms/rust-tiny-bip39.git /var/lib/mock/f45-build-45463-823/root/chroot_tmpdir/scmroot/rust-tiny-bip39
Cloning into '/var/lib/mock/f45-build-45463-823/root/chroot_tmpdir/scmroot/rust-tiny-bip39'...
$ git fetch origin b3dbb39ecdf119e11d8cb4a862e415dc1d97d78b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-tiny-bip39
 * [new ref]         b3dbb39ecdf119e11d8cb4a862e415dc1d97d78b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b3dbb39 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild