$ git clone -n https://src.fedoraproject.org/rpms/rust-locale_config.git /var/lib/mock/f45-build-43034-799/root/chroot_tmpdir/scmroot/rust-locale_config
Cloning into '/var/lib/mock/f45-build-43034-799/root/chroot_tmpdir/scmroot/rust-locale_config'...
$ git fetch origin db4e4d2cb4c8fb9ac65650f70f734ded428d7a03:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-locale_config
 * [new ref]         db4e4d2cb4c8fb9ac65650f70f734ded428d7a03 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db4e4d2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild