$ git clone -n https://src.fedoraproject.org/rpms/rust-cfg_aliases0.1.git /var/lib/mock/f45-build-40744-775/root/chroot_tmpdir/scmroot/rust-cfg_aliases0.1
Cloning into '/var/lib/mock/f45-build-40744-775/root/chroot_tmpdir/scmroot/rust-cfg_aliases0.1'...
$ git fetch origin 11dacb92a50a81c62198d83467437c6a063ef0af:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cfg_aliases0.1
 * [new ref]         11dacb92a50a81c62198d83467437c6a063ef0af -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 11dacb9 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild