$ git clone -n https://src.fedoraproject.org/rpms/rust-anstyle-svg0.1.git /var/lib/mock/f45-build-40074-767/root/chroot_tmpdir/scmroot/rust-anstyle-svg0.1
Cloning into '/var/lib/mock/f45-build-40074-767/root/chroot_tmpdir/scmroot/rust-anstyle-svg0.1'...
$ git fetch origin fb50a920d535a32c67d4d0c0a3e0d0d3dd3c1061:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-anstyle-svg0.1
 * [new ref]         fb50a920d535a32c67d4d0c0a3e0d0d3dd3c1061 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fb50a92 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild