$ git clone -n https://src.fedoraproject.org/rpms/rust-timer.git /var/lib/mock/f38-build-side-43-rust-devel-1413969-31446/root/chroot_tmpdir/scmroot/rust-timer
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1413969-31446/root/chroot_tmpdir/scmroot/rust-timer'...
$ git fetch origin 1d0a1bf87b062bfb64063e438463e70cb7c027f7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-timer
 * [new ref]         1d0a1bf87b062bfb64063e438463e70cb7c027f7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1d0a1bf Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild