$ git clone -n https://src.fedoraproject.org/rpms/whowatch.git /var/lib/mock/f40-build-2685276-68012/root/chroot_tmpdir/scmroot/whowatch
Cloning into '/var/lib/mock/f40-build-2685276-68012/root/chroot_tmpdir/scmroot/whowatch'...
$ git fetch origin 181b5b191e0840d870a8092d8833d18f1e9beff6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/whowatch
 * [new ref]         181b5b191e0840d870a8092d8833d18f1e9beff6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 181b5b1 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild