$ git clone -n https://src.fedoraproject.org/rpms/whipper.git /var/lib/mock/f42-build-879618-182048/root/chroot_tmpdir/scmroot/whipper
Cloning into '/var/lib/mock/f42-build-879618-182048/root/chroot_tmpdir/scmroot/whipper'...
$ git fetch origin c6d871678ab0d4b7b6630c88bb45069c59e9c410:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/whipper
 * [new ref]         c6d871678ab0d4b7b6630c88bb45069c59e9c410 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6d8716 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild