$ git clone -n https://src.fedoraproject.org/rpms/rust-actix-web-codegen.git /var/lib/mock/f40-build-2175666-51067/root/chroot_tmpdir/scmroot/rust-actix-web-codegen
Cloning into '/var/lib/mock/f40-build-2175666-51067/root/chroot_tmpdir/scmroot/rust-actix-web-codegen'...
$ git fetch origin 7efb1505fa1892dae94c5f67c993c5cbb14730f6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-actix-web-codegen
 * [new ref]         7efb1505fa1892dae94c5f67c993c5cbb14730f6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7efb150 Update to version 4.2.2; Fixes RHBZ#2235546