$ git clone -n https://src.fedoraproject.org/rpms/R-rvest.git /var/lib/mock/f40-build-2060769-49167/root/chroot_tmpdir/scmroot/R-rvest
Cloning into '/var/lib/mock/f40-build-2060769-49167/root/chroot_tmpdir/scmroot/R-rvest'...
$ git fetch origin e7a44c3410eaea9f8ccfb42f02a7ff6bd965ab8e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-rvest
 * [new ref]         e7a44c3410eaea9f8ccfb42f02a7ff6bd965ab8e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e7a44c3 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild