$ git clone -n https://src.fedoraproject.org/rpms/rust-notify.git /var/lib/mock/f45-build-43435-803/root/chroot_tmpdir/scmroot/rust-notify
Cloning into '/var/lib/mock/f45-build-43435-803/root/chroot_tmpdir/scmroot/rust-notify'...
$ git fetch origin b0f8f5a7db50fb21c507c66df1ede7a64dc481fb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-notify
 * [new ref]         b0f8f5a7db50fb21c507c66df1ede7a64dc481fb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0f8f5a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild